diff --git a/.github/workflows/code-quality.yml b/.github/workflows/code-quality.yml
index 7903c061c..d8513cec9 100644
--- a/.github/workflows/code-quality.yml
+++ b/.github/workflows/code-quality.yml
@@ -5,7 +5,7 @@ on:
     branches:
       - main
     paths:
-      - 'packages/browseros-agent/**'
+      - "packages/browseros-agent/**"
 
 jobs:
   biome:
@@ -50,6 +50,9 @@ jobs:
       - name: Install dependencies
         run: bun ci
 
+      - name: Prepare wxt
+        run: VITE_PUBLIC_BROWSEROS_API=http://localhost:3000 bun run --cwd apps/agent wxt prepare
+
       - name: Run codegen
         run: bun run --cwd apps/agent codegen
 
diff --git a/lefthook.yml b/lefthook.yml
new file mode 100644
index 000000000..ee6c4fb50
--- /dev/null
+++ b/lefthook.yml
@@ -0,0 +1,57 @@
+commit-msg:
+  commands:
+    conventional:
+      run: |
+        msg=$(head -1 {1})
+        if [[ ! "$msg" =~ ^(feat|fix|docs|style|refactor|perf|test|chore|ci|build|revert)(\(.+\))?\!?:\ .+ ]]; then
+          echo "Commit message must follow Conventional Commits format:"
+          echo "  <type>(<optional scope>): <description>"
+          echo "  Types: feat, fix, docs, style, refactor, perf, test, chore, ci, build, revert"
+          echo ""
+          echo "Examples:"
+          echo "  feat(auth): add OAuth2 support"
+          echo "  fix: resolve null pointer exception"
+          exit 1
+        fi
+
+pre-commit:
+  commands:
+    biome-check:
+      root: "packages/browseros-agent/"
+      glob: "*.{js,ts,cjs,mjs,d.cts,d.mts,jsx,tsx,json,jsonc}"
+      run: npx @biomejs/biome check --write --no-errors-on-unmatched --files-ignore-unknown=true --colors=off {staged_files}
+      stage_fixed: true
+
+    file-length:
+      root: "packages/browseros-agent/"
+      glob: "*.{ts,tsx}"
+      exclude: "*.{test,spec,d}.ts|*.{test,spec}.tsx|**/__tests__/**|**/tests/**|**/*.generated.*"
+      run: |
+        for file in {staged_files}; do
+          if [[ -f "$file" ]]; then
+            lines=$(wc -l < "$file" | tr -d ' ')
+            if [[ $lines -gt 400 ]]; then
+              echo "⚠️  Warning: $file has $lines lines (threshold: 400)"
+              echo "   Consider splitting this file if it has multiple responsibilities."
+            fi
+          fi
+        done
+
+pre-push:
+  commands:
+    branch-name:
+      run: |
+        branch=$(git rev-parse --abbrev-ref HEAD)
+        if [[ "$branch" == "main" || "$branch" == "master" ]]; then
+          exit 0
+        fi
+        if [[ ! "$branch" =~ ^(feat|fix|bugfix|hotfix|release|docs|refactor|test|chore|experiment)/[a-z0-9-]+$ ]]; then
+          echo "⚠️  Warning: Branch name '$branch' doesn't match recommended format."
+          echo "   Use: <type>/<short-description>"
+          echo "   Types: feat, fix, bugfix, hotfix, release, docs, refactor, test, chore, experiment"
+          echo "   Example: feat/add-auth, fix/login-crash"
+          echo ""
+          echo "   To rename your branch:"
+          echo "     git branch -m <new-name>"
+          echo "     git push -u origin <new-name>"
+        fi
diff --git a/packages/browseros-agent/apps/agent/components/ui/alert-dialog.tsx b/packages/browseros-agent/apps/agent/components/ui/alert-dialog.tsx
index a9014d59b..399179d95 100644
--- a/packages/browseros-agent/apps/agent/components/ui/alert-dialog.tsx
+++ b/packages/browseros-agent/apps/agent/components/ui/alert-dialog.tsx
@@ -176,14 +176,14 @@ function AlertDialogCancel({
 
 export {
   AlertDialog,
-  AlertDialogPortal,
-  AlertDialogOverlay,
-  AlertDialogTrigger,
-  AlertDialogContent,
-  AlertDialogHeader,
-  AlertDialogFooter,
-  AlertDialogTitle,
-  AlertDialogDescription,
   AlertDialogAction,
   AlertDialogCancel,
+  AlertDialogContent,
+  AlertDialogDescription,
+  AlertDialogFooter,
+  AlertDialogHeader,
+  AlertDialogOverlay,
+  AlertDialogPortal,
+  AlertDialogTitle,
+  AlertDialogTrigger,
 }
diff --git a/packages/browseros-agent/apps/agent/components/ui/alert.tsx b/packages/browseros-agent/apps/agent/components/ui/alert.tsx
index a970645ac..dc1275e66 100644
--- a/packages/browseros-agent/apps/agent/components/ui/alert.tsx
+++ b/packages/browseros-agent/apps/agent/components/ui/alert.tsx
@@ -72,4 +72,4 @@ function AlertDescription({
   )
 }
 
-export { Alert, AlertTitle, AlertDescription }
+export { Alert, AlertDescription, AlertTitle }
diff --git a/packages/browseros-agent/apps/agent/components/ui/card.tsx b/packages/browseros-agent/apps/agent/components/ui/card.tsx
index 038100742..fc2d00f30 100644
--- a/packages/browseros-agent/apps/agent/components/ui/card.tsx
+++ b/packages/browseros-agent/apps/agent/components/ui/card.tsx
@@ -104,10 +104,10 @@ function CardFooter({ className, ...props }: React.ComponentProps<'div'>) {
 
 export {
   Card,
-  CardHeader,
-  CardFooter,
-  CardTitle,
   CardAction,
-  CardDescription,
   CardContent,
+  CardDescription,
+  CardFooter,
+  CardHeader,
+  CardTitle,
 }
diff --git a/packages/browseros-agent/apps/agent/components/ui/carousel.tsx b/packages/browseros-agent/apps/agent/components/ui/carousel.tsx
index 92659c686..a5c6e74f4 100644
--- a/packages/browseros-agent/apps/agent/components/ui/carousel.tsx
+++ b/packages/browseros-agent/apps/agent/components/ui/carousel.tsx
@@ -251,10 +251,10 @@ function CarouselNext({
 }
 
 export {
-  type CarouselApi,
   Carousel,
+  type CarouselApi,
   CarouselContent,
   CarouselItem,
-  CarouselPrevious,
   CarouselNext,
+  CarouselPrevious,
 }
diff --git a/packages/browseros-agent/apps/agent/components/ui/collapsible.tsx b/packages/browseros-agent/apps/agent/components/ui/collapsible.tsx
index 6135b7a61..f7df9da9a 100644
--- a/packages/browseros-agent/apps/agent/components/ui/collapsible.tsx
+++ b/packages/browseros-agent/apps/agent/components/ui/collapsible.tsx
@@ -39,4 +39,4 @@ function CollapsibleContent({
   )
 }
 
-export { Collapsible, CollapsibleTrigger, CollapsibleContent }
+export { Collapsible, CollapsibleContent, CollapsibleTrigger }
diff --git a/packages/browseros-agent/apps/agent/components/ui/command.tsx b/packages/browseros-agent/apps/agent/components/ui/command.tsx
index 285d348c4..260dfe8a3 100644
--- a/packages/browseros-agent/apps/agent/components/ui/command.tsx
+++ b/packages/browseros-agent/apps/agent/components/ui/command.tsx
@@ -198,11 +198,11 @@ function CommandShortcut({
 export {
   Command,
   CommandDialog,
-  CommandInput,
-  CommandList,
   CommandEmpty,
   CommandGroup,
+  CommandInput,
   CommandItem,
-  CommandShortcut,
+  CommandList,
   CommandSeparator,
+  CommandShortcut,
 }
diff --git a/packages/browseros-agent/apps/agent/components/ui/dropdown-menu.tsx b/packages/browseros-agent/apps/agent/components/ui/dropdown-menu.tsx
index 33c1bd0f7..cce45c28a 100644
--- a/packages/browseros-agent/apps/agent/components/ui/dropdown-menu.tsx
+++ b/packages/browseros-agent/apps/agent/components/ui/dropdown-menu.tsx
@@ -283,18 +283,18 @@ function DropdownMenuSubContent({
 
 export {
   DropdownMenu,
-  DropdownMenuPortal,
-  DropdownMenuTrigger,
+  DropdownMenuCheckboxItem,
   DropdownMenuContent,
   DropdownMenuGroup,
-  DropdownMenuLabel,
   DropdownMenuItem,
-  DropdownMenuCheckboxItem,
+  DropdownMenuLabel,
+  DropdownMenuPortal,
   DropdownMenuRadioGroup,
   DropdownMenuRadioItem,
   DropdownMenuSeparator,
   DropdownMenuShortcut,
   DropdownMenuSub,
-  DropdownMenuSubTrigger,
   DropdownMenuSubContent,
+  DropdownMenuSubTrigger,
+  DropdownMenuTrigger,
 }
diff --git a/packages/browseros-agent/apps/agent/components/ui/form.tsx b/packages/browseros-agent/apps/agent/components/ui/form.tsx
index 3e3b861e1..63c14fe65 100644
--- a/packages/browseros-agent/apps/agent/components/ui/form.tsx
+++ b/packages/browseros-agent/apps/agent/components/ui/form.tsx
@@ -179,12 +179,12 @@ function FormMessage({ className, ...props }: React.ComponentProps<'p'>) {
 }
 
 export {
-  useFormField,
   Form,
-  FormItem,
-  FormLabel,
   FormControl,
   FormDescription,
-  FormMessage,
   FormField,
+  FormItem,
+  FormLabel,
+  FormMessage,
+  useFormField,
 }
diff --git a/packages/browseros-agent/apps/agent/components/ui/hover-card.tsx b/packages/browseros-agent/apps/agent/components/ui/hover-card.tsx
index 642212876..00da27373 100644
--- a/packages/browseros-agent/apps/agent/components/ui/hover-card.tsx
+++ b/packages/browseros-agent/apps/agent/components/ui/hover-card.tsx
@@ -50,4 +50,4 @@ function HoverCardContent({
   )
 }
 
-export { HoverCard, HoverCardTrigger, HoverCardContent }
+export { HoverCard, HoverCardContent, HoverCardTrigger }
diff --git a/packages/browseros-agent/apps/agent/components/ui/input-group.tsx b/packages/browseros-agent/apps/agent/components/ui/input-group.tsx
index c076b9262..c85ce308f 100644
--- a/packages/browseros-agent/apps/agent/components/ui/input-group.tsx
+++ b/packages/browseros-agent/apps/agent/components/ui/input-group.tsx
@@ -184,7 +184,7 @@ export {
   InputGroup,
   InputGroupAddon,
   InputGroupButton,
-  InputGroupText,
   InputGroupInput,
+  InputGroupText,
   InputGroupTextarea,
 }
diff --git a/packages/browseros-agent/apps/agent/components/ui/popover.tsx b/packages/browseros-agent/apps/agent/components/ui/popover.tsx
index 706d0dc87..520434a4c 100644
--- a/packages/browseros-agent/apps/agent/components/ui/popover.tsx
+++ b/packages/browseros-agent/apps/agent/components/ui/popover.tsx
@@ -55,4 +55,4 @@ function PopoverAnchor({
   return <PopoverPrimitive.Anchor data-slot="popover-anchor" {...props} />
 }
 
-export { Popover, PopoverTrigger, PopoverContent, PopoverAnchor }
+export { Popover, PopoverAnchor, PopoverContent, PopoverTrigger }
diff --git a/packages/browseros-agent/apps/agent/components/ui/resizable.tsx b/packages/browseros-agent/apps/agent/components/ui/resizable.tsx
index fe30c4562..0f4275e5d 100644
--- a/packages/browseros-agent/apps/agent/components/ui/resizable.tsx
+++ b/packages/browseros-agent/apps/agent/components/ui/resizable.tsx
@@ -49,4 +49,4 @@ function ResizableHandle({
   )
 }
 
-export { ResizablePanelGroup, ResizablePanel, ResizableHandle }
+export { ResizableHandle, ResizablePanel, ResizablePanelGroup }
diff --git a/packages/browseros-agent/apps/agent/components/ui/sheet.tsx b/packages/browseros-agent/apps/agent/components/ui/sheet.tsx
index b5a294c8d..c4556773b 100644
--- a/packages/browseros-agent/apps/agent/components/ui/sheet.tsx
+++ b/packages/browseros-agent/apps/agent/components/ui/sheet.tsx
@@ -129,11 +129,11 @@ function SheetDescription({
 
 export {
   Sheet,
-  SheetTrigger,
   SheetClose,
   SheetContent,
-  SheetHeader,
-  SheetFooter,
-  SheetTitle,
   SheetDescription,
+  SheetFooter,
+  SheetHeader,
+  SheetTitle,
+  SheetTrigger,
 }
diff --git a/packages/browseros-agent/apps/agent/components/ui/tabs.tsx b/packages/browseros-agent/apps/agent/components/ui/tabs.tsx
index 15596ed6d..2e9d934b7 100644
--- a/packages/browseros-agent/apps/agent/components/ui/tabs.tsx
+++ b/packages/browseros-agent/apps/agent/components/ui/tabs.tsx
@@ -86,4 +86,4 @@ function TabsContent({
   )
 }
 
-export { Tabs, TabsList, TabsTrigger, TabsContent, tabsListVariants }
+export { Tabs, TabsContent, TabsList, TabsTrigger, tabsListVariants }
diff --git a/packages/browseros-agent/apps/agent/components/ui/tooltip.tsx b/packages/browseros-agent/apps/agent/components/ui/tooltip.tsx
index 0277aa079..927e20a49 100644
--- a/packages/browseros-agent/apps/agent/components/ui/tooltip.tsx
+++ b/packages/browseros-agent/apps/agent/components/ui/tooltip.tsx
@@ -68,4 +68,4 @@ function TooltipContent({
   )
 }
 
-export { Tooltip, TooltipTrigger, TooltipContent, TooltipProvider }
+export { Tooltip, TooltipContent, TooltipProvider, TooltipTrigger }
diff --git a/packages/browseros-agent/apps/agent/entrypoints/app/ai-settings/ProviderCard.tsx b/packages/browseros-agent/apps/agent/entrypoints/app/ai-settings/ProviderCard.tsx
index 44e4a2747..273621b1c 100644
--- a/packages/browseros-agent/apps/agent/entrypoints/app/ai-settings/ProviderCard.tsx
+++ b/packages/browseros-agent/apps/agent/entrypoints/app/ai-settings/ProviderCard.tsx
@@ -103,10 +103,10 @@ export const ProviderCard: FC<ProviderCardProps> = ({
                 for better performance.
               </>
             )
+          ) : provider.baseUrl ? (
+            `${provider.modelId} • ${provider.baseUrl}`
           ) : (
-            provider.baseUrl
-              ? `${provider.modelId} • ${provider.baseUrl}`
-              : provider.modelId
+            provider.modelId
           )}
         </p>
       </div>
diff --git a/packages/browseros-agent/apps/agent/entrypoints/app/scheduled-tasks/NewScheduledTaskDialog.tsx b/packages/browseros-agent/apps/agent/entrypoints/app/scheduled-tasks/NewScheduledTaskDialog.tsx
index 991058632..2c57992eb 100644
--- a/packages/browseros-agent/apps/agent/entrypoints/app/scheduled-tasks/NewScheduledTaskDialog.tsx
+++ b/packages/browseros-agent/apps/agent/entrypoints/app/scheduled-tasks/NewScheduledTaskDialog.tsx
@@ -3,6 +3,7 @@ import { ChevronDown, Loader2, Sparkles, Undo2 } from 'lucide-react'
 import type { FC } from 'react'
 import { useEffect, useRef, useState } from 'react'
 import { useForm } from 'react-hook-form'
+import { toast } from 'sonner'
 import { z } from 'zod/v3'
 import { ChatProviderSelector } from '@/components/chat/ChatProviderSelector'
 import type { Provider } from '@/components/chat/chatComponentTypes'
@@ -34,16 +35,15 @@ import {
   SelectValue,
 } from '@/components/ui/select'
 import { Textarea } from '@/components/ui/textarea'
+import { SCHEDULED_TASK_PROMPT_REFINED_EVENT } from '@/lib/constants/analyticsEvents'
 import { BrowserOSIcon, ProviderIcon } from '@/lib/llm-providers/providerIcons'
 import {
   defaultProviderIdStorage,
   providersStorage,
 } from '@/lib/llm-providers/storage'
 import type { LlmProviderConfig, ProviderType } from '@/lib/llm-providers/types'
-import { SCHEDULED_TASK_PROMPT_REFINED_EVENT } from '@/lib/constants/analyticsEvents'
 import { track } from '@/lib/metrics/track'
 import { refinePrompt } from '@/lib/schedules/refine-prompt'
-import { toast } from 'sonner'
 import type { ScheduledJob } from './types'
 
 const formSchema = z
@@ -291,7 +291,7 @@ export const NewScheduledTaskDialog: FC<NewScheduledTaskDialogProps> = ({
                       type="button"
                       variant="ghost"
                       size="sm"
-                      className="h-auto gap-1 px-2 py-1 text-xs text-muted-foreground"
+                      className="h-auto gap-1 px-2 py-1 text-muted-foreground text-xs"
                       disabled={!queryValue?.trim() || isRefining}
                       onClick={handleRefinePrompt}
                     >
@@ -322,7 +322,7 @@ export const NewScheduledTaskDialog: FC<NewScheduledTaskDialogProps> = ({
                   {!isRefining && originalPromptRef.current !== null ? (
                     <button
                       type="button"
-                      className="flex items-center gap-1 text-xs text-muted-foreground hover:text-foreground"
+                      className="flex items-center gap-1 text-muted-foreground text-xs hover:text-foreground"
                       onClick={handleUndoRefine}
                     >
                       <Undo2 className="h-3 w-3" />
diff --git a/packages/browseros-agent/apps/agent/entrypoints/sidepanel/index/ChatInput.tsx b/packages/browseros-agent/apps/agent/entrypoints/sidepanel/index/ChatInput.tsx
index bdae57f56..63395fe5a 100644
--- a/packages/browseros-agent/apps/agent/entrypoints/sidepanel/index/ChatInput.tsx
+++ b/packages/browseros-agent/apps/agent/entrypoints/sidepanel/index/ChatInput.tsx
@@ -280,7 +280,11 @@ export const ChatInput = forwardRef<ChatInputHandle, ChatInputProps>(
 
       if (voice.isTranscribing) {
         return (
-          <button type="button" disabled className="rounded-full p-2 text-muted-foreground">
+          <button
+            type="button"
+            disabled
+            className="rounded-full p-2 text-muted-foreground"
+          >
             <Loader2 className="h-3.5 w-3.5 animate-spin" />
             <span className="sr-only">Transcribing</span>
           </button>
@@ -317,7 +321,9 @@ export const ChatInput = forwardRef<ChatInputHandle, ChatInputProps>(
       return (
         <button
           type="submit"
-          disabled={!input.trim() || voice?.isRecording || voice?.isTranscribing}
+          disabled={
+            !input.trim() || voice?.isRecording || voice?.isTranscribing
+          }
           className="cursor-pointer rounded-full bg-[var(--accent-orange)] p-2 text-white shadow-sm transition-all duration-200 hover:bg-[var(--accent-orange-bright)] disabled:cursor-not-allowed disabled:opacity-50"
         >
           <Send className="h-3.5 w-3.5" />
@@ -341,12 +347,10 @@ export const ChatInput = forwardRef<ChatInputHandle, ChatInputProps>(
           anchorRef={textareaRef}
         />
         {voice?.isRecording ? (
-          <div
-            className="flex min-h-[42px] flex-1 items-center justify-center gap-1 rounded-2xl border border-red-500/50 bg-muted/50 px-4 py-2.5 pr-[4.5rem]"
-          >
+          <div className="flex min-h-[42px] flex-1 items-center justify-center gap-1 rounded-2xl border border-red-500/50 bg-muted/50 px-4 py-2.5 pr-[4.5rem]">
             {voice.audioLevels.map((level, i) => (
               <div
-                key={i}
+                key={i.toString()}
                 className="w-1 rounded-full bg-red-500 transition-all duration-75"
                 style={{
                   height: `${Math.max(4, Math.min(20, level * 0.6))}px`,
diff --git a/packages/browseros-agent/apps/agent/lib/llm-providers/useOAuthStatus.ts b/packages/browseros-agent/apps/agent/lib/llm-providers/useOAuthStatus.ts
index 24ffe2af7..763e925b6 100644
--- a/packages/browseros-agent/apps/agent/lib/llm-providers/useOAuthStatus.ts
+++ b/packages/browseros-agent/apps/agent/lib/llm-providers/useOAuthStatus.ts
@@ -74,6 +74,7 @@ export function useOAuthStatus(provider: string): UseOAuthStatusReturn {
   }, [])
 
   // Cleanup on unmount
+  // biome-ignore lint/correctness/useExhaustiveDependencies: cleanup only needs to run on unmount
   useEffect(() => {
     return () => stopPolling()
   }, [])
diff --git a/packages/browseros-agent/apps/agent/lib/messaging/schedules/scheduleMessages.ts b/packages/browseros-agent/apps/agent/lib/messaging/schedules/scheduleMessages.ts
index 659e5b14e..0b88776a7 100644
--- a/packages/browseros-agent/apps/agent/lib/messaging/schedules/scheduleMessages.ts
+++ b/packages/browseros-agent/apps/agent/lib/messaging/schedules/scheduleMessages.ts
@@ -23,4 +23,4 @@ type ScheduleMessagesProtocol = {
 const { sendMessage, onMessage } =
   defineExtensionMessaging<ScheduleMessagesProtocol>()
 
-export { sendMessage as sendScheduleMessage, onMessage as onScheduleMessage }
+export { onMessage as onScheduleMessage, sendMessage as sendScheduleMessage }
diff --git a/packages/browseros-agent/apps/agent/lib/messaging/server/serverMessages.ts b/packages/browseros-agent/apps/agent/lib/messaging/server/serverMessages.ts
index 7f824cd57..5a4d5ab8a 100644
--- a/packages/browseros-agent/apps/agent/lib/messaging/server/serverMessages.ts
+++ b/packages/browseros-agent/apps/agent/lib/messaging/server/serverMessages.ts
@@ -12,4 +12,4 @@ type ServerMessagesProtocol = {
 const { sendMessage, onMessage } =
   defineExtensionMessaging<ServerMessagesProtocol>()
 
-export { sendMessage as sendServerMessage, onMessage as onServerMessage }
+export { onMessage as onServerMessage, sendMessage as sendServerMessage }
diff --git a/packages/browseros-agent/apps/agent/lib/messaging/sidepanel/openSidepanelWithSearch.ts b/packages/browseros-agent/apps/agent/lib/messaging/sidepanel/openSidepanelWithSearch.ts
index 5a6a4b185..9e071e8a6 100644
--- a/packages/browseros-agent/apps/agent/lib/messaging/sidepanel/openSidepanelWithSearch.ts
+++ b/packages/browseros-agent/apps/agent/lib/messaging/sidepanel/openSidepanelWithSearch.ts
@@ -12,6 +12,6 @@ const { sendMessage, onMessage } =
   defineExtensionMessaging<OpenSidePanelWithSearchParams>()
 
 export {
-  sendMessage as openSidePanelWithSearch,
   onMessage as onOpenSidePanelWithSearch,
+  sendMessage as openSidePanelWithSearch,
 }
diff --git a/packages/browseros-agent/apps/agent/lib/voice/useVoiceInput.ts b/packages/browseros-agent/apps/agent/lib/voice/useVoiceInput.ts
index 2ebb52ee3..363bc62a6 100644
--- a/packages/browseros-agent/apps/agent/lib/voice/useVoiceInput.ts
+++ b/packages/browseros-agent/apps/agent/lib/voice/useVoiceInput.ts
@@ -45,7 +45,9 @@ async function transcribeAudio(audioBlob: Blob): Promise<string> {
     const errorBody: { error?: string } = await response
       .json()
       .catch(() => ({ error: 'Transcription failed' }))
-    throw new Error(errorBody.error || `Transcription failed: ${response.status}`)
+    throw new Error(
+      errorBody.error || `Transcription failed: ${response.status}`,
+    )
   }
 
   const result: TranscribeResponse = await response.json()
@@ -81,6 +83,7 @@ export function useVoiceInput(): UseVoiceInputReturn {
     setAudioLevels(EMPTY_LEVELS)
   }
 
+  // biome-ignore lint/correctness/useExhaustiveDependencies: cleanup only needs to run on unmount
   useEffect(() => {
     return () => {
       streamRef.current?.getTracks().forEach((track) => {
@@ -171,7 +174,9 @@ export function useVoiceInput(): UseVoiceInputReturn {
       setIsRecording(true)
       return true
     } catch (err) {
-      streamRef.current?.getTracks().forEach((track) => track.stop())
+      streamRef.current?.getTracks().forEach((track) => {
+        track.stop()
+      })
       streamRef.current = null
       stopAudioLevelMonitoring()
 
diff --git a/packages/browseros-agent/apps/agent/package.json b/packages/browseros-agent/apps/agent/package.json
index 8db203294..58e86174c 100644
--- a/packages/browseros-agent/apps/agent/package.json
+++ b/packages/browseros-agent/apps/agent/package.json
@@ -9,9 +9,9 @@
     "build": "bun run codegen && wxt build",
     "build:dev": "bun --env-file=.env.development wxt build --mode development",
     "zip": "wxt zip",
-    "compile": "tsc --noEmit",
+    "compile": "tsgo --noEmit",
     "lint": "bunx biome check",
-    "typecheck": "tsc --noEmit",
+    "typecheck": "tsgo --noEmit",
     "lint:fix": "bunx biome check --write --unsafe",
     "clean:cache": "rm -rf node_modules/.cache && rm -rf .output/ && rm -rf .wxt/",
     "codegen": "bun --env-file=.env.development graphql-codegen --config codegen.ts",
diff --git a/packages/browseros-agent/apps/agent/tsconfig.json b/packages/browseros-agent/apps/agent/tsconfig.json
index 22ae2028f..b4610b2fb 100644
--- a/packages/browseros-agent/apps/agent/tsconfig.json
+++ b/packages/browseros-agent/apps/agent/tsconfig.json
@@ -4,7 +4,6 @@
     "types": ["chrome", "bun"],
     "allowImportingTsExtensions": true,
     "jsx": "react-jsx",
-    "baseUrl": ".",
     "paths": {
       "@/*": ["./*"]
     },
diff --git a/packages/browseros-agent/apps/eval/src/agents/single-agent.ts b/packages/browseros-agent/apps/eval/src/agents/single-agent.ts
index 89436280f..2c64199bc 100644
--- a/packages/browseros-agent/apps/eval/src/agents/single-agent.ts
+++ b/packages/browseros-agent/apps/eval/src/agents/single-agent.ts
@@ -90,7 +90,8 @@ export class SingleAgentEvaluator implements AgentEvaluator {
         timeoutMs,
         capture,
         async (signal) => {
-          const result = await agent!.toolLoopAgent.generate({
+          if (!agent) throw new Error('Agent was not initialized')
+          const result = await agent.toolLoopAgent.generate({
             prompt: task.query,
             abortSignal: signal,
 
diff --git a/packages/browseros-agent/apps/eval/src/capture/screenshot.ts b/packages/browseros-agent/apps/eval/src/capture/screenshot.ts
index f5cfa3c98..e53e69bfd 100644
--- a/packages/browseros-agent/apps/eval/src/capture/screenshot.ts
+++ b/packages/browseros-agent/apps/eval/src/capture/screenshot.ts
@@ -63,9 +63,9 @@ export class ScreenshotCapture {
   }
 
   private async captureDirect(pageId: number): Promise<string | null> {
+    if (!this.browser) return null
     try {
-      // browser is guaranteed non-null here — captureDirect is only called when this.browser is truthy
-      const result = await this.browser!.screenshot(pageId, {
+      const result = await this.browser.screenshot(pageId, {
         format: 'png',
         fullPage: false,
       })
@@ -74,9 +74,9 @@ export class ScreenshotCapture {
     } catch (error) {
       // If page ID is invalid, try listing pages and use the first one
       try {
-        const pages = await this.browser!.listPages()
+        const pages = await this.browser.listPages()
         if (pages.length > 0) {
-          const result = await this.browser!.screenshot(pages[0].pageId, {
+          const result = await this.browser.screenshot(pages[0].pageId, {
             format: 'png',
             fullPage: false,
           })
diff --git a/packages/browseros-agent/apps/server/src/agent/ai-sdk-agent.ts b/packages/browseros-agent/apps/server/src/agent/ai-sdk-agent.ts
index 379fb2663..ab952561e 100644
--- a/packages/browseros-agent/apps/server/src/agent/ai-sdk-agent.ts
+++ b/packages/browseros-agent/apps/server/src/agent/ai-sdk-agent.ts
@@ -4,8 +4,8 @@ import type {
   LanguageModelV3Middleware,
 } from '@ai-sdk/provider'
 import { AGENT_LIMITS } from '@browseros/shared/constants/limits'
-import { LLM_PROVIDERS } from '@browseros/shared/schemas/llm'
 import type { BrowserContext } from '@browseros/shared/schemas/browser-context'
+import { LLM_PROVIDERS } from '@browseros/shared/schemas/llm'
 import {
   type LanguageModel,
   type ModelMessage,
@@ -204,10 +204,8 @@ export class AiSdkAgent {
         providerOptions: {
           openai: {
             store: false,
-            reasoningEffort:
-              config.resolvedConfig.reasoningEffort || 'high',
-            reasoningSummary:
-              config.resolvedConfig.reasoningSummary || 'auto',
+            reasoningEffort: config.resolvedConfig.reasoningEffort || 'high',
+            reasoningSummary: config.resolvedConfig.reasoningSummary || 'auto',
             include: ['reasoning.encrypted_content'],
           },
         },
diff --git a/packages/browseros-agent/apps/server/src/agent/prompt.ts b/packages/browseros-agent/apps/server/src/agent/prompt.ts
index d4cd28072..cde9a4737 100644
--- a/packages/browseros-agent/apps/server/src/agent/prompt.ts
+++ b/packages/browseros-agent/apps/server/src/agent/prompt.ts
@@ -388,7 +388,7 @@ function getMemoryAndIdentity(
   section += `
 
 ### Your Personality (SOUL.md)
-${options?.soulContent ? options.soulContent + '\n' : ''}SOUL.md defines **how you behave** — your personality, tone, communication style, rules, and boundaries. Update it with \`soul_update\` when you learn how the user wants you to act. Use \`soul_read\` to read the current SOUL.md before updating.
+${options?.soulContent ? `${options.soulContent}\n` : ''}SOUL.md defines **how you behave** — your personality, tone, communication style, rules, and boundaries. Update it with \`soul_update\` when you learn how the user wants you to act. Use \`soul_read\` to read the current SOUL.md before updating.
 **SOUL.md is NOT for storing facts about the user.** User facts belong in core memory via \`memory_save_core\`.`
 
   // Soul bootstrap
diff --git a/packages/browseros-agent/apps/server/src/api/types.ts b/packages/browseros-agent/apps/server/src/api/types.ts
index da1849da0..2c209c694 100644
--- a/packages/browseros-agent/apps/server/src/api/types.ts
+++ b/packages/browseros-agent/apps/server/src/api/types.ts
@@ -21,12 +21,12 @@ import type { ToolRegistry } from '../tools/tool-registry'
 
 // Re-export browser context types for consumers
 export {
-  BrowserContextSchema,
-  CustomMcpServerSchema,
-  TabSchema,
   type BrowserContext,
+  BrowserContextSchema,
   type CustomMcpServer,
+  CustomMcpServerSchema,
   type Tab,
+  TabSchema,
 }
 
 export const AgentLLMConfigSchema = LLMConfigSchema.extend({
diff --git a/packages/browseros-agent/apps/server/src/browser/browser.ts b/packages/browseros-agent/apps/server/src/browser/browser.ts
index 87b62c079..154475871 100644
--- a/packages/browseros-agent/apps/server/src/browser/browser.ts
+++ b/packages/browseros-agent/apps/server/src/browser/browser.ts
@@ -823,14 +823,7 @@ export class Browser {
       if (coords) {
         const value = await elements.getInputValue(session, element)
         if (value) {
-          await mouse.dispatchClick(
-            session,
-            coords.x,
-            coords.y,
-            'left',
-            3,
-            0,
-          )
+          await mouse.dispatchClick(session, coords.x, coords.y, 'left', 3, 0)
         }
       }
     }
diff --git a/packages/browseros-agent/apps/server/src/lib/clients/llm/config.ts b/packages/browseros-agent/apps/server/src/lib/clients/llm/config.ts
index 1bc5d0e38..747f2b87e 100644
--- a/packages/browseros-agent/apps/server/src/lib/clients/llm/config.ts
+++ b/packages/browseros-agent/apps/server/src/lib/clients/llm/config.ts
@@ -40,12 +40,16 @@ async function resolveChatGPTProConfig(
 ): Promise<ResolvedLLMConfig> {
   const tokenManager = getOAuthTokenManager()
   if (!tokenManager || !browserosId) {
-    throw new Error('Not authenticated with ChatGPT Plus/Pro. Please login first.')
+    throw new Error(
+      'Not authenticated with ChatGPT Plus/Pro. Please login first.',
+    )
   }
 
   const tokens = await tokenManager.refreshIfExpired('chatgpt-pro')
   if (!tokens) {
-    throw new Error('Not authenticated with ChatGPT Plus/Pro. Please login first.')
+    throw new Error(
+      'Not authenticated with ChatGPT Plus/Pro. Please login first.',
+    )
   }
 
   return {
diff --git a/packages/browseros-agent/apps/server/src/lib/clients/llm/provider.ts b/packages/browseros-agent/apps/server/src/lib/clients/llm/provider.ts
index 782e06b60..984fd3321 100644
--- a/packages/browseros-agent/apps/server/src/lib/clients/llm/provider.ts
+++ b/packages/browseros-agent/apps/server/src/lib/clients/llm/provider.ts
@@ -16,8 +16,8 @@ import { LLM_PROVIDERS } from '@browseros/shared/schemas/llm'
 import { createOpenRouter } from '@openrouter/ai-sdk-provider'
 import type { LanguageModel } from 'ai'
 import { logger } from '../../logger'
-import { createCodexFetch } from '../oauth/codex-fetch'
 import { createOpenRouterCompatibleFetch } from '../../openrouter-fetch'
+import { createCodexFetch } from '../oauth/codex-fetch'
 import type { ResolvedLLMConfig } from './types'
 
 type ProviderFactory = (config: ResolvedLLMConfig) => LanguageModel
diff --git a/packages/browseros-agent/apps/server/src/lib/clients/oauth/callback-server.ts b/packages/browseros-agent/apps/server/src/lib/clients/oauth/callback-server.ts
index acfd380ec..19b9906be 100644
--- a/packages/browseros-agent/apps/server/src/lib/clients/oauth/callback-server.ts
+++ b/packages/browseros-agent/apps/server/src/lib/clients/oauth/callback-server.ts
@@ -12,9 +12,9 @@ import { OAUTH_CALLBACK_PORT } from '@browseros/shared/constants/ports'
 import { logger } from '../../logger'
 import type { OAuthTokenManager } from './token-manager'
 
-export function startOAuthCallbackServer(
-  tokenManager: OAuthTokenManager,
-): { stop: () => void } {
+export function startOAuthCallbackServer(tokenManager: OAuthTokenManager): {
+  stop: () => void
+} {
   const server = Bun.serve({
     port: OAUTH_CALLBACK_PORT,
     hostname: '127.0.0.1',
@@ -29,8 +29,7 @@ export function startOAuthCallbackServer(
       const error = url.searchParams.get('error')
 
       if (error) {
-        const description =
-          url.searchParams.get('error_description') || error
+        const description = url.searchParams.get('error_description') || error
         logger.warn('OAuth callback received error', { error, description })
         return htmlResponse(errorPage(description))
       }
diff --git a/packages/browseros-agent/apps/server/src/lib/clients/oauth/codex-fetch.ts b/packages/browseros-agent/apps/server/src/lib/clients/oauth/codex-fetch.ts
index d4ac4cb19..218d0705f 100644
--- a/packages/browseros-agent/apps/server/src/lib/clients/oauth/codex-fetch.ts
+++ b/packages/browseros-agent/apps/server/src/lib/clients/oauth/codex-fetch.ts
@@ -60,9 +60,12 @@ export function createCodexFetch(accountId?: string) {
         }
         body = JSON.stringify(json)
       } catch (err) {
-        logger.warn('Failed to inject Codex-required fields into request body', {
-          error: err instanceof Error ? err.message : String(err),
-        })
+        logger.warn(
+          'Failed to inject Codex-required fields into request body',
+          {
+            error: err instanceof Error ? err.message : String(err),
+          },
+        )
       }
     }
 
diff --git a/packages/browseros-agent/apps/server/src/lib/clients/oauth/token-manager.ts b/packages/browseros-agent/apps/server/src/lib/clients/oauth/token-manager.ts
index dbcc8510b..803e65e17 100644
--- a/packages/browseros-agent/apps/server/src/lib/clients/oauth/token-manager.ts
+++ b/packages/browseros-agent/apps/server/src/lib/clients/oauth/token-manager.ts
@@ -27,7 +27,10 @@ interface OAuthTokenResponse {
 
 export class OAuthTokenManager {
   private readonly pendingFlows = new Map<string, PendingOAuthFlow>()
-  private readonly refreshLocks = new Map<string, Promise<StoredOAuthTokens | null>>()
+  private readonly refreshLocks = new Map<
+    string,
+    Promise<StoredOAuthTokens | null>
+  >()
 
   constructor(
     private readonly store: OAuthTokenStore,
@@ -107,9 +110,12 @@ export class OAuthTokenManager {
 
     const data = (await tokenResponse.json()) as OAuthTokenResponse
     if (!data.refresh_token) {
-      logger.warn('OAuth token response missing refresh_token — token refresh will not be available', {
-        provider: flow.provider,
-      })
+      logger.warn(
+        'OAuth token response missing refresh_token — token refresh will not be available',
+        {
+          provider: flow.provider,
+        },
+      )
     }
     const { accountId, email } = parseAccessTokenClaims(data.access_token)
 
@@ -161,7 +167,9 @@ export class OAuthTokenManager {
   ): Promise<StoredOAuthTokens> {
     if (!tokens.refreshToken) {
       this.store.deleteTokens(this.browserosId, provider)
-      throw new Error(`${provider} session expired (no refresh token). Please re-login.`)
+      throw new Error(
+        `${provider} session expired (no refresh token). Please re-login.`,
+      )
     }
 
     const providerConfig = getOAuthProvider(provider)
@@ -269,9 +277,7 @@ function parseAccessTokenClaims(accessToken: string): {
         authClaims?.chatgpt_account_id ??
         payload.chatgpt_account_id ??
         payload.account_id,
-      email:
-        profileClaims?.email ??
-        payload.email,
+      email: profileClaims?.email ?? payload.email,
     }
   } catch {
     return {}
diff --git a/packages/browseros-agent/apps/server/src/main.ts b/packages/browseros-agent/apps/server/src/main.ts
index 453722995..508d664f6 100644
--- a/packages/browseros-agent/apps/server/src/main.ts
+++ b/packages/browseros-agent/apps/server/src/main.ts
@@ -29,7 +29,11 @@ import { RateLimiter } from './lib/rate-limiter/rate-limiter'
 import { Sentry } from './lib/sentry'
 import { seedSoulTemplate } from './lib/soul'
 import { migrateBuiltinSkills } from './skills/migrate'
-import { startSkillSync, stopSkillSync, syncBuiltinSkills } from './skills/remote-sync'
+import {
+  startSkillSync,
+  stopSkillSync,
+  syncBuiltinSkills,
+} from './skills/remote-sync'
 import { registry } from './tools/registry'
 import { VERSION } from './version'
 
diff --git a/packages/browseros-agent/apps/server/src/skills/loader.ts b/packages/browseros-agent/apps/server/src/skills/loader.ts
index 721f062d1..7df2b7a9a 100644
--- a/packages/browseros-agent/apps/server/src/skills/loader.ts
+++ b/packages/browseros-agent/apps/server/src/skills/loader.ts
@@ -1,7 +1,7 @@
 import { readdir, readFile, stat } from 'node:fs/promises'
 import { join } from 'node:path'
-import matter from 'gray-matter'
 import { PATHS } from '@browseros/shared/constants/paths'
+import matter from 'gray-matter'
 import { getBuiltinSkillsDir, getSkillsDir } from '../lib/browseros-dir'
 import { logger } from '../lib/logger'
 import type { SkillFrontmatter, SkillMeta } from './types'
diff --git a/packages/browseros-agent/apps/server/src/skills/remote-sync.ts b/packages/browseros-agent/apps/server/src/skills/remote-sync.ts
index 77ec6bbb2..1604d5e29 100644
--- a/packages/browseros-agent/apps/server/src/skills/remote-sync.ts
+++ b/packages/browseros-agent/apps/server/src/skills/remote-sync.ts
@@ -1,4 +1,4 @@
-import { mkdir, readFile, readdir, rm, stat, writeFile } from 'node:fs/promises'
+import { mkdir, readdir, readFile, rm, stat, writeFile } from 'node:fs/promises'
 import { join } from 'node:path'
 import { TIMEOUTS } from '@browseros/shared/constants/timeouts'
 import { EXTERNAL_URLS } from '@browseros/shared/constants/urls'
@@ -55,7 +55,9 @@ export async function fetchRemoteCatalog(): Promise<RemoteSkillCatalog | null> {
       signal: AbortSignal.timeout(TIMEOUTS.SKILLS_FETCH),
     })
     if (!response.ok) {
-      logger.warn('Failed to fetch remote skill catalog', { status: response.status })
+      logger.warn('Failed to fetch remote skill catalog', {
+        status: response.status,
+      })
       return null
     }
     const data: unknown = await response.json()
@@ -77,11 +79,17 @@ export async function syncBuiltinSkills(): Promise<void> {
 
   const contentMap = new Map<string, { version: string; content: string }>()
   for (const skill of DEFAULT_SKILLS) {
-    contentMap.set(skill.id, { version: extractVersion(skill.content), content: skill.content })
+    contentMap.set(skill.id, {
+      version: extractVersion(skill.content),
+      content: skill.content,
+    })
   }
   if (catalog) {
     for (const skill of catalog.skills) {
-      contentMap.set(skill.id, { version: skill.version, content: skill.content })
+      contentMap.set(skill.id, {
+        version: skill.version,
+        content: skill.content,
+      })
     }
   }
 
diff --git a/packages/browseros-agent/apps/server/src/skills/types.ts b/packages/browseros-agent/apps/server/src/skills/types.ts
index 993daac33..166ed134f 100644
--- a/packages/browseros-agent/apps/server/src/skills/types.ts
+++ b/packages/browseros-agent/apps/server/src/skills/types.ts
@@ -50,4 +50,3 @@ export type RemoteSkillCatalog = {
   version: number
   skills: RemoteSkillEntry[]
 }
-
diff --git a/packages/browseros-agent/apps/server/tests/skills/flows.test.ts b/packages/browseros-agent/apps/server/tests/skills/flows.test.ts
index eabddeb12..de116d073 100644
--- a/packages/browseros-agent/apps/server/tests/skills/flows.test.ts
+++ b/packages/browseros-agent/apps/server/tests/skills/flows.test.ts
@@ -50,7 +50,8 @@ describe('Flow tests against live CDN', () => {
 
     const afterSync = await readFile(skillPath, 'utf-8')
     assert.ok(
-      afterSync.includes('enabled: "false"') || afterSync.includes("enabled: 'false'"),
+      afterSync.includes('enabled: "false"') ||
+        afterSync.includes("enabled: 'false'"),
       'disabled state should be preserved',
     )
   })
@@ -58,7 +59,10 @@ describe('Flow tests against live CDN', () => {
   it('reinstalls deleted builtin skill', async () => {
     await rm(join(builtinDir, 'save-page'), { recursive: true })
     await syncBuiltinSkills()
-    const content = await readFile(join(builtinDir, 'save-page', 'SKILL.md'), 'utf-8')
+    const content = await readFile(
+      join(builtinDir, 'save-page', 'SKILL.md'),
+      'utf-8',
+    )
     assert.ok(content.includes('name: save-page'))
   })
 
diff --git a/packages/browseros-agent/apps/server/tests/skills/loader.test.ts b/packages/browseros-agent/apps/server/tests/skills/loader.test.ts
index 348abaf8b..1267d029c 100644
--- a/packages/browseros-agent/apps/server/tests/skills/loader.test.ts
+++ b/packages/browseros-agent/apps/server/tests/skills/loader.test.ts
@@ -62,7 +62,10 @@ metadata:
 describe('loader two-directory scanning', () => {
   it('marks builtin/ skills as builtIn: true', async () => {
     await mkdir(join(builtinDir, 'summarize-page'), { recursive: true })
-    await writeFile(join(builtinDir, 'summarize-page', 'SKILL.md'), BUILTIN_SKILL)
+    await writeFile(
+      join(builtinDir, 'summarize-page', 'SKILL.md'),
+      BUILTIN_SKILL,
+    )
 
     const skills = await loadAllSkills()
     const skill = skills.find((s) => s.id === 'summarize-page')
@@ -82,7 +85,10 @@ describe('loader two-directory scanning', () => {
 
   it('merges skills from both directories', async () => {
     await mkdir(join(builtinDir, 'summarize-page'), { recursive: true })
-    await writeFile(join(builtinDir, 'summarize-page', 'SKILL.md'), BUILTIN_SKILL)
+    await writeFile(
+      join(builtinDir, 'summarize-page', 'SKILL.md'),
+      BUILTIN_SKILL,
+    )
     await mkdir(join(testDir, 'my-workflow'), { recursive: true })
     await writeFile(join(testDir, 'my-workflow', 'SKILL.md'), USER_SKILL)
 
@@ -92,7 +98,10 @@ describe('loader two-directory scanning', () => {
 
   it('skips builtin/ subdirectory when scanning root', async () => {
     await mkdir(join(builtinDir, 'summarize-page'), { recursive: true })
-    await writeFile(join(builtinDir, 'summarize-page', 'SKILL.md'), BUILTIN_SKILL)
+    await writeFile(
+      join(builtinDir, 'summarize-page', 'SKILL.md'),
+      BUILTIN_SKILL,
+    )
 
     const skills = await loadAllSkills()
     const dupes = skills.filter((s) => s.id === 'summarize-page')
@@ -102,9 +111,15 @@ describe('loader two-directory scanning', () => {
 
   it('loadSkills filters out disabled skills', async () => {
     await mkdir(join(builtinDir, 'summarize-page'), { recursive: true })
-    await writeFile(join(builtinDir, 'summarize-page', 'SKILL.md'), BUILTIN_SKILL)
+    await writeFile(
+      join(builtinDir, 'summarize-page', 'SKILL.md'),
+      BUILTIN_SKILL,
+    )
     await mkdir(join(builtinDir, 'deep-research'), { recursive: true })
-    await writeFile(join(builtinDir, 'deep-research', 'SKILL.md'), BUILTIN_DISABLED)
+    await writeFile(
+      join(builtinDir, 'deep-research', 'SKILL.md'),
+      BUILTIN_DISABLED,
+    )
 
     const skills = await loadSkills()
     assert.strictEqual(skills.length, 1)
diff --git a/packages/browseros-agent/apps/server/tests/skills/migrate.test.ts b/packages/browseros-agent/apps/server/tests/skills/migrate.test.ts
index d31bf6758..980aec5f2 100644
--- a/packages/browseros-agent/apps/server/tests/skills/migrate.test.ts
+++ b/packages/browseros-agent/apps/server/tests/skills/migrate.test.ts
@@ -1,6 +1,14 @@
 import { afterEach, beforeEach, describe, it, mock } from 'bun:test'
 import assert from 'node:assert'
-import { mkdir, mkdtemp, readFile, readdir, rm, stat, writeFile } from 'node:fs/promises'
+import {
+  mkdir,
+  mkdtemp,
+  readdir,
+  readFile,
+  rm,
+  stat,
+  writeFile,
+} from 'node:fs/promises'
 import { tmpdir } from 'node:os'
 import { join } from 'node:path'
 
@@ -43,39 +51,56 @@ describe('migrateBuiltinSkills', () => {
 
     await migrateBuiltinSkills()
 
-    const content = await readFile(join(builtinDir, 'summarize-page', 'SKILL.md'), 'utf-8')
+    const content = await readFile(
+      join(builtinDir, 'summarize-page', 'SKILL.md'),
+      'utf-8',
+    )
     assert.strictEqual(content, SKILL_CONTENT)
 
-    const oldExists = await stat(join(testDir, 'summarize-page')).then(() => true).catch(() => false)
+    const oldExists = await stat(join(testDir, 'summarize-page'))
+      .then(() => true)
+      .catch(() => false)
     assert.strictEqual(oldExists, false)
   })
 
   it('does not move user-created skills', async () => {
-    const userContent = '---\nname: my-workflow\ndescription: mine\n---\n# Mine\n'
+    const userContent =
+      '---\nname: my-workflow\ndescription: mine\n---\n# Mine\n'
     await mkdir(join(testDir, 'my-workflow'), { recursive: true })
     await writeFile(join(testDir, 'my-workflow', 'SKILL.md'), userContent)
 
     await migrateBuiltinSkills()
 
-    const content = await readFile(join(testDir, 'my-workflow', 'SKILL.md'), 'utf-8')
+    const content = await readFile(
+      join(testDir, 'my-workflow', 'SKILL.md'),
+      'utf-8',
+    )
     assert.strictEqual(content, userContent)
   })
 
   it('skips if builtin/ already has skills', async () => {
     await mkdir(join(builtinDir, 'summarize-page'), { recursive: true })
-    await writeFile(join(builtinDir, 'summarize-page', 'SKILL.md'), SKILL_CONTENT)
+    await writeFile(
+      join(builtinDir, 'summarize-page', 'SKILL.md'),
+      SKILL_CONTENT,
+    )
     await mkdir(join(testDir, 'deep-research'), { recursive: true })
     await writeFile(join(testDir, 'deep-research', 'SKILL.md'), SKILL_CONTENT)
 
     await migrateBuiltinSkills()
 
-    const stillInRoot = await stat(join(testDir, 'deep-research')).then(() => true).catch(() => false)
+    const stillInRoot = await stat(join(testDir, 'deep-research'))
+      .then(() => true)
+      .catch(() => false)
     assert.strictEqual(stillInRoot, true)
   })
 
   it('is a no-op for fresh installs', async () => {
     await migrateBuiltinSkills()
     const entries = await readdir(builtinDir)
-    assert.strictEqual(entries.filter((e: string) => !e.startsWith('.')).length, 0)
+    assert.strictEqual(
+      entries.filter((e: string) => !e.startsWith('.')).length,
+      0,
+    )
   })
 })
diff --git a/packages/browseros-agent/apps/server/tests/skills/remote-sync.test.ts b/packages/browseros-agent/apps/server/tests/skills/remote-sync.test.ts
index 04dc89c4f..d2bca8966 100644
--- a/packages/browseros-agent/apps/server/tests/skills/remote-sync.test.ts
+++ b/packages/browseros-agent/apps/server/tests/skills/remote-sync.test.ts
@@ -1,6 +1,14 @@
 import { afterEach, beforeEach, describe, it, mock, spyOn } from 'bun:test'
 import assert from 'node:assert'
-import { mkdir, mkdtemp, readFile, readdir, rm, stat, writeFile } from 'node:fs/promises'
+import {
+  mkdir,
+  mkdtemp,
+  readdir,
+  readFile,
+  rm,
+  stat,
+  writeFile,
+} from 'node:fs/promises'
 import { tmpdir } from 'node:os'
 import { join } from 'node:path'
 import type { RemoteSkillCatalog } from '../../src/skills/types'
@@ -13,8 +21,9 @@ mock.module('../../src/lib/browseros-dir', () => ({
   getBuiltinSkillsDir: () => builtinDir,
 }))
 
-const { fetchRemoteCatalog, syncBuiltinSkills } =
-  await import('../../src/skills/remote-sync')
+const { fetchRemoteCatalog, syncBuiltinSkills } = await import(
+  '../../src/skills/remote-sync'
+)
 
 function makeCatalog(
   skills: { id: string; version: string; content: string }[],
@@ -63,7 +72,9 @@ afterEach(async () => {
 
 describe('fetchRemoteCatalog', () => {
   it('returns null on network failure', async () => {
-    const spy = spyOn(globalThis, 'fetch').mockRejectedValue(new Error('offline'))
+    const spy = spyOn(globalThis, 'fetch').mockRejectedValue(
+      new Error('offline'),
+    )
     assert.strictEqual(await fetchRemoteCatalog(), null)
     spy.mockRestore()
   })
@@ -77,7 +88,9 @@ describe('fetchRemoteCatalog', () => {
   })
 
   it('returns catalog on success', async () => {
-    const catalog = makeCatalog([{ id: 'test', version: '1.0', content: 'hello' }])
+    const catalog = makeCatalog([
+      { id: 'test', version: '1.0', content: 'hello' },
+    ])
     const spy = spyOn(globalThis, 'fetch').mockResolvedValue(
       new Response(JSON.stringify(catalog), { status: 200 }),
     )
@@ -89,12 +102,18 @@ describe('fetchRemoteCatalog', () => {
 describe('syncBuiltinSkills', () => {
   it('installs from remote into builtin/', async () => {
     const spy = spyOn(globalThis, 'fetch').mockResolvedValue(
-      new Response(JSON.stringify(makeCatalog([
-        { id: 'new-skill', version: '1.0', content: SKILL_V1 },
-      ])), { status: 200 }),
+      new Response(
+        JSON.stringify(
+          makeCatalog([{ id: 'new-skill', version: '1.0', content: SKILL_V1 }]),
+        ),
+        { status: 200 },
+      ),
     )
     await syncBuiltinSkills()
-    const content = await readFile(join(builtinDir, 'new-skill', 'SKILL.md'), 'utf-8')
+    const content = await readFile(
+      join(builtinDir, 'new-skill', 'SKILL.md'),
+      'utf-8',
+    )
     assert.strictEqual(content, SKILL_V1)
     spy.mockRestore()
   })
@@ -104,12 +123,20 @@ describe('syncBuiltinSkills', () => {
     await writeFile(join(builtinDir, 'test-skill', 'SKILL.md'), SKILL_V1)
 
     const spy = spyOn(globalThis, 'fetch').mockResolvedValue(
-      new Response(JSON.stringify(makeCatalog([
-        { id: 'test-skill', version: '2.0', content: SKILL_V2 },
-      ])), { status: 200 }),
+      new Response(
+        JSON.stringify(
+          makeCatalog([
+            { id: 'test-skill', version: '2.0', content: SKILL_V2 },
+          ]),
+        ),
+        { status: 200 },
+      ),
     )
     await syncBuiltinSkills()
-    const content = await readFile(join(builtinDir, 'test-skill', 'SKILL.md'), 'utf-8')
+    const content = await readFile(
+      join(builtinDir, 'test-skill', 'SKILL.md'),
+      'utf-8',
+    )
     assert.strictEqual(content, SKILL_V2)
     spy.mockRestore()
   })
@@ -119,12 +146,20 @@ describe('syncBuiltinSkills', () => {
     await writeFile(join(builtinDir, 'test-skill', 'SKILL.md'), SKILL_V1)
 
     const spy = spyOn(globalThis, 'fetch').mockResolvedValue(
-      new Response(JSON.stringify(makeCatalog([
-        { id: 'test-skill', version: '1.0', content: SKILL_V1 },
-      ])), { status: 200 }),
+      new Response(
+        JSON.stringify(
+          makeCatalog([
+            { id: 'test-skill', version: '1.0', content: SKILL_V1 },
+          ]),
+        ),
+        { status: 200 },
+      ),
     )
     await syncBuiltinSkills()
-    const content = await readFile(join(builtinDir, 'test-skill', 'SKILL.md'), 'utf-8')
+    const content = await readFile(
+      join(builtinDir, 'test-skill', 'SKILL.md'),
+      'utf-8',
+    )
     assert.strictEqual(content, SKILL_V1)
     spy.mockRestore()
   })
@@ -135,22 +170,33 @@ describe('syncBuiltinSkills', () => {
     await writeFile(join(builtinDir, 'test-skill', 'SKILL.md'), disabledV1)
 
     const spy = spyOn(globalThis, 'fetch').mockResolvedValue(
-      new Response(JSON.stringify(makeCatalog([
-        { id: 'test-skill', version: '2.0', content: SKILL_V2 },
-      ])), { status: 200 }),
+      new Response(
+        JSON.stringify(
+          makeCatalog([
+            { id: 'test-skill', version: '2.0', content: SKILL_V2 },
+          ]),
+        ),
+        { status: 200 },
+      ),
     )
     await syncBuiltinSkills()
-    const content = await readFile(join(builtinDir, 'test-skill', 'SKILL.md'), 'utf-8')
+    const content = await readFile(
+      join(builtinDir, 'test-skill', 'SKILL.md'),
+      'utf-8',
+    )
     assert.ok(content.includes('v2'), 'should have v2 content')
     assert.ok(
-      content.includes('enabled: "false"') || content.includes("enabled: 'false'"),
+      content.includes('enabled: "false"') ||
+        content.includes("enabled: 'false'"),
       'should preserve disabled state',
     )
     spy.mockRestore()
   })
 
   it('falls back to bundled defaults when offline', async () => {
-    const spy = spyOn(globalThis, 'fetch').mockRejectedValue(new Error('offline'))
+    const spy = spyOn(globalThis, 'fetch').mockRejectedValue(
+      new Error('offline'),
+    )
     await syncBuiltinSkills()
     const entries = await readdir(builtinDir)
     const skills = entries.filter((e: string) => !e.startsWith('.'))
@@ -163,12 +209,19 @@ describe('syncBuiltinSkills', () => {
     await writeFile(join(builtinDir, 'old-skill', 'SKILL.md'), SKILL_V1)
 
     const spy = spyOn(globalThis, 'fetch').mockResolvedValue(
-      new Response(JSON.stringify(makeCatalog([
-        { id: 'other-skill', version: '1.0', content: SKILL_V2 },
-      ])), { status: 200 }),
+      new Response(
+        JSON.stringify(
+          makeCatalog([
+            { id: 'other-skill', version: '1.0', content: SKILL_V2 },
+          ]),
+        ),
+        { status: 200 },
+      ),
     )
     await syncBuiltinSkills()
-    const exists = await stat(join(builtinDir, 'old-skill')).then(() => true).catch(() => false)
+    const exists = await stat(join(builtinDir, 'old-skill'))
+      .then(() => true)
+      .catch(() => false)
     assert.strictEqual(exists, false)
     spy.mockRestore()
   })
@@ -179,24 +232,39 @@ describe('syncBuiltinSkills', () => {
     await writeFile(join(testDir, 'my-custom', 'SKILL.md'), custom)
 
     const spy = spyOn(globalThis, 'fetch').mockResolvedValue(
-      new Response(JSON.stringify(makeCatalog([
-        { id: 'test-skill', version: '1.0', content: SKILL_V1 },
-      ])), { status: 200 }),
+      new Response(
+        JSON.stringify(
+          makeCatalog([
+            { id: 'test-skill', version: '1.0', content: SKILL_V1 },
+          ]),
+        ),
+        { status: 200 },
+      ),
     )
     await syncBuiltinSkills()
-    const content = await readFile(join(testDir, 'my-custom', 'SKILL.md'), 'utf-8')
+    const content = await readFile(
+      join(testDir, 'my-custom', 'SKILL.md'),
+      'utf-8',
+    )
     assert.strictEqual(content, custom)
     spy.mockRestore()
   })
 
   it('rejects path traversal in skill ids', async () => {
     const spy = spyOn(globalThis, 'fetch').mockResolvedValue(
-      new Response(JSON.stringify(makeCatalog([
-        { id: '../../etc/evil', version: '1.0', content: SKILL_V1 },
-      ])), { status: 200 }),
+      new Response(
+        JSON.stringify(
+          makeCatalog([
+            { id: '../../etc/evil', version: '1.0', content: SKILL_V1 },
+          ]),
+        ),
+        { status: 200 },
+      ),
     )
     await syncBuiltinSkills()
-    const exists = await stat(join(builtinDir, '..', '..', 'etc', 'evil')).then(() => true).catch(() => false)
+    const exists = await stat(join(builtinDir, '..', '..', 'etc', 'evil'))
+      .then(() => true)
+      .catch(() => false)
     assert.strictEqual(exists, false)
     spy.mockRestore()
   })
diff --git a/packages/browseros-agent/apps/server/tests/skills/service.test.ts b/packages/browseros-agent/apps/server/tests/skills/service.test.ts
index ccf744bd3..faf738061 100644
--- a/packages/browseros-agent/apps/server/tests/skills/service.test.ts
+++ b/packages/browseros-agent/apps/server/tests/skills/service.test.ts
@@ -22,8 +22,9 @@ mock.module('../../src/lib/browseros-dir', () => ({
   getBuiltinSkillsDir: () => builtinDir,
 }))
 
-const { createSkill, deleteSkill, getSkill, listSkills, updateSkill } =
-  await import('../../src/skills/service')
+const { createSkill, deleteSkill, getSkill, updateSkill } = await import(
+  '../../src/skills/service'
+)
 
 const BUILTIN_SKILL = `---
 name: summarize-page
@@ -40,14 +41,21 @@ metadata:
 describe('getSkill', () => {
   it('finds builtin skill with builtIn: true', async () => {
     await mkdir(join(builtinDir, 'summarize-page'), { recursive: true })
-    await writeFile(join(builtinDir, 'summarize-page', 'SKILL.md'), BUILTIN_SKILL)
+    await writeFile(
+      join(builtinDir, 'summarize-page', 'SKILL.md'),
+      BUILTIN_SKILL,
+    )
     const skill = await getSkill('summarize-page')
     assert.ok(skill)
     assert.strictEqual(skill.builtIn, true)
   })
 
   it('finds user skill with builtIn: false', async () => {
-    await createSkill({ name: 'My Skill', description: 'Custom', content: '# Custom' })
+    await createSkill({
+      name: 'My Skill',
+      description: 'Custom',
+      content: '# Custom',
+    })
     const skill = await getSkill('my-skill')
     assert.ok(skill)
     assert.strictEqual(skill.builtIn, false)
@@ -56,7 +64,11 @@ describe('getSkill', () => {
 
 describe('createSkill', () => {
   it('creates in user directory with builtIn: false', async () => {
-    const skill = await createSkill({ name: 'My Skill', description: 'Custom', content: '# Custom' })
+    const skill = await createSkill({
+      name: 'My Skill',
+      description: 'Custom',
+      content: '# Custom',
+    })
     assert.strictEqual(skill.builtIn, false)
     assert.ok(!skill.location.includes('builtin'))
   })
@@ -65,7 +77,12 @@ describe('createSkill', () => {
     await mkdir(join(builtinDir, 'my-skill'), { recursive: true })
     await writeFile(join(builtinDir, 'my-skill', 'SKILL.md'), BUILTIN_SKILL)
     await assert.rejects(
-      () => createSkill({ name: 'My Skill', description: 'Custom', content: '# Custom' }),
+      () =>
+        createSkill({
+          name: 'My Skill',
+          description: 'Custom',
+          content: '# Custom',
+        }),
       /already exists/,
     )
   })
@@ -74,7 +91,10 @@ describe('createSkill', () => {
 describe('updateSkill', () => {
   it('updates builtin skill in place', async () => {
     await mkdir(join(builtinDir, 'summarize-page'), { recursive: true })
-    await writeFile(join(builtinDir, 'summarize-page', 'SKILL.md'), BUILTIN_SKILL)
+    await writeFile(
+      join(builtinDir, 'summarize-page', 'SKILL.md'),
+      BUILTIN_SKILL,
+    )
     const updated = await updateSkill('summarize-page', { enabled: false })
     assert.strictEqual(updated.enabled, false)
     assert.strictEqual(updated.builtIn, true)
@@ -83,14 +103,24 @@ describe('updateSkill', () => {
 
 describe('deleteSkill', () => {
   it('deletes user skill', async () => {
-    await createSkill({ name: 'My Skill', description: 'Custom', content: '# Custom' })
+    await createSkill({
+      name: 'My Skill',
+      description: 'Custom',
+      content: '# Custom',
+    })
     await deleteSkill('my-skill')
     assert.strictEqual(await getSkill('my-skill'), null)
   })
 
   it('rejects deleting builtin skill', async () => {
     await mkdir(join(builtinDir, 'summarize-page'), { recursive: true })
-    await writeFile(join(builtinDir, 'summarize-page', 'SKILL.md'), BUILTIN_SKILL)
-    await assert.rejects(() => deleteSkill('summarize-page'), /Cannot delete built-in skill/)
+    await writeFile(
+      join(builtinDir, 'summarize-page', 'SKILL.md'),
+      BUILTIN_SKILL,
+    )
+    await assert.rejects(
+      () => deleteSkill('summarize-page'),
+      /Cannot delete built-in skill/,
+    )
   })
 })
diff --git a/packages/browseros-agent/bun.lock b/packages/browseros-agent/bun.lock
index 1533822b5..ca2f4c918 100644
--- a/packages/browseros-agent/bun.lock
+++ b/packages/browseros-agent/bun.lock
@@ -10,6 +10,7 @@
         "@sentry/cli": "^2.42.2",
         "@types/bun": "^1.3.5",
         "@types/node": "^24.3.3",
+        "@typescript/native-preview": "^7.0.0-dev.20260319.1",
         "commander": "^14.0.1",
         "dotenv": "^17.2.3",
         "globals": "^16.4.0",
@@ -1914,6 +1915,22 @@
 
     "@types/yauzl": ["@types/yauzl@2.10.3", "", { "dependencies": { "@types/node": "*" } }, "sha512-oJoftv0LSuaDZE3Le4DbKX+KS9G36NzOeSap90UIK0yMA/NhKJhqlSGtNDORNRaIbQfzjXDrQa0ytJ6mNRGz/Q=="],
 
+    "@typescript/native-preview": ["@typescript/native-preview@7.0.0-dev.20260319.1", "", { "optionalDependencies": { "@typescript/native-preview-darwin-arm64": "7.0.0-dev.20260319.1", "@typescript/native-preview-darwin-x64": "7.0.0-dev.20260319.1", "@typescript/native-preview-linux-arm": "7.0.0-dev.20260319.1", "@typescript/native-preview-linux-arm64": "7.0.0-dev.20260319.1", "@typescript/native-preview-linux-x64": "7.0.0-dev.20260319.1", "@typescript/native-preview-win32-arm64": "7.0.0-dev.20260319.1", "@typescript/native-preview-win32-x64": "7.0.0-dev.20260319.1" }, "bin": { "tsgo": "bin/tsgo.js" } }, "sha512-K9evb5u4QmH3Xv2XUg9OWUETYMrIX1C7Hls1ce8DW+Nlbb26NnQ5SPQCt8fGq4FGqZ9BodMwfane1pTd+BWYwQ=="],
+
+    "@typescript/native-preview-darwin-arm64": ["@typescript/native-preview-darwin-arm64@7.0.0-dev.20260319.1", "", { "os": "darwin", "cpu": "arm64" }, "sha512-CMpCsOVUJ/BLC9x9VaT/DQviTmfHqw/NVwnyAR6ZHVVR1YJynJ6EJBPPHI4oStgTwVSdhna5uTPRiKhUpzvgCA=="],
+
+    "@typescript/native-preview-darwin-x64": ["@typescript/native-preview-darwin-x64@7.0.0-dev.20260319.1", "", { "os": "darwin", "cpu": "x64" }, "sha512-gUcJwLYodGDC7Xf8aRDSMyL1impp4I+sE4ySTnnibTCzI5Mi2g8Sckkr81TEgMx5L4B10gkMmREuqr//1E+Y3A=="],
+
+    "@typescript/native-preview-linux-arm": ["@typescript/native-preview-linux-arm@7.0.0-dev.20260319.1", "", { "os": "linux", "cpu": "arm" }, "sha512-boLhrOyT6nSWaVARBD7AF99rLPMy7jjQB50KywZMFzJ9Gg9N+MBBHJCzgwqlDK2sfahfPWBSV5JjYfET8AOZMg=="],
+
+    "@typescript/native-preview-linux-arm64": ["@typescript/native-preview-linux-arm64@7.0.0-dev.20260319.1", "", { "os": "linux", "cpu": "arm64" }, "sha512-7JmTBE0URYCmLiHXWZ/wlFoNWMu6YJkHGXXqkR3EGTck8+qi0X+dutRsasKYwGHS4I8Ubn/yWTcJHX5qHf68sQ=="],
+
+    "@typescript/native-preview-linux-x64": ["@typescript/native-preview-linux-x64@7.0.0-dev.20260319.1", "", { "os": "linux", "cpu": "x64" }, "sha512-9LdXkBqR3r8MHmHHwoA7mwv/fkATe2TO+6fLuan/sfmGjob/9y7swyYVvauYzX+aiTbzXjjCkOtEw0klQLxT/A=="],
+
+    "@typescript/native-preview-win32-arm64": ["@typescript/native-preview-win32-arm64@7.0.0-dev.20260319.1", "", { "os": "win32", "cpu": "arm64" }, "sha512-jKJ+lha8EZtxP5chtsuSNAZOvPInJbFExu0ctoiGVgw01sdMUZeyFYz9TSLoa5oNUs0dboydtiHTK/uyrKThNw=="],
+
+    "@typescript/native-preview-win32-x64": ["@typescript/native-preview-win32-x64@7.0.0-dev.20260319.1", "", { "os": "win32", "cpu": "x64" }, "sha512-GonXb3TBp23brWlPMA+uL42qUvBTNkCHFoE653tQK5SQkCvCSO3GYyY9K5GhEdG6kV2vDpG+Y98p1BYTM5z0Qg=="],
+
     "@ungap/structured-clone": ["@ungap/structured-clone@1.3.0", "", {}, "sha512-WmoN8qaIAo7WTYWbAZuG8PYEhn5fkz7dZrqTBZ7dtt//lL2Gwms1IcnQ5yHqjDfX8Ft5j4YzDM23f87zBfDe9g=="],
 
     "@use-gesture/core": ["@use-gesture/core@10.3.1", "", {}, "sha512-WcINiDt8WjqBdUXye25anHiNxPc0VOrlT8F6LLkU6cycrOGUDyY/yyFmsg3k8i5OLvv25llc0QC45GhR/C8llw=="],
diff --git a/packages/browseros-agent/package.json b/packages/browseros-agent/package.json
index ad58b1b72..a5cda1b16 100644
--- a/packages/browseros-agent/package.json
+++ b/packages/browseros-agent/package.json
@@ -49,6 +49,7 @@
     "@sentry/cli": "^2.42.2",
     "@types/bun": "^1.3.5",
     "@types/node": "^24.3.3",
+    "@typescript/native-preview": "^7.0.0-dev.20260319.1",
     "commander": "^14.0.1",
     "dotenv": "^17.2.3",
     "globals": "^16.4.0",
diff --git a/packages/browseros-agent/scripts/upload-skills-catalog.ts b/packages/browseros-agent/scripts/upload-skills-catalog.ts
index a205e3a5b..5309129db 100644
--- a/packages/browseros-agent/scripts/upload-skills-catalog.ts
+++ b/packages/browseros-agent/scripts/upload-skills-catalog.ts
@@ -1,7 +1,10 @@
 import { readdir, readFile, stat } from 'node:fs/promises'
 import { join } from 'node:path'
 import { PutObjectCommand, S3Client } from '@aws-sdk/client-s3'
-import type { RemoteSkillCatalog, RemoteSkillEntry } from '../apps/server/src/skills/types'
+import type {
+  RemoteSkillCatalog,
+  RemoteSkillEntry,
+} from '../apps/server/src/skills/types'
 
 const DEFAULTS_DIR = join(import.meta.dir, '../apps/server/src/skills/defaults')
 const R2_KEY = 'skills/v1/catalog.json'