clean-up few things

* remove un-used files like readabilty

* posthog key to ENV

* update sample env

* dropped v2 prefix

* fix build

* fix package.json files

.env.example

@@ -1,3 +1,2 @@
-ANTHROPIC_API_KEY=""
-OPENAI_API_KEY=""
-GEMINI_API_KEY=""
+LITELLM_API_KEY=""
+POSTHOG_API_KEY=""

manifest.json

@@ -43,7 +43,7 @@
   "content_scripts": [
     {
       "matches": ["<all_urls>"],
-      "js": ["buildDomTree.js", "content.js"],
+      "js": ["content.js"],
       "run_at": "document_start",
       "all_frames": true
     }

package.json

@@ -45,7 +45,6 @@
     "ollama": "^0.5.16",
     "openai": "^4.98.0",
     "posthog-js": "^1.252.0",
-    "puppeteer-core": "^24.8.2",
     "react": "^18.2.0",
     "react-dom": "^18.2.0",
     "react-markdown": "^10.1.0",
@@ -69,7 +68,6 @@
     "@types/chrome": "^0.0.260",
     "@types/react": "^18.2.45",
     "@types/react-dom": "^18.2.18",
-    "@types/webextension-polyfill": "^0.12.3",
     "@typescript-eslint/eslint-plugin": "^6.15.0",
     "@typescript-eslint/parser": "^6.15.0",
     "@vitest/ui": "^1.6.0",

src/background/index.ts

@@ -7,7 +7,7 @@ import { UIEventHandler } from '@/lib/events/UIEventHandler'
 // Removed deprecated IStreamingCallbacks import
 import { IntentPredictionOrchestrator } from '@/lib/orchestrators/IntentPredictionOrchestrator'
 import { ExecutionContext } from '@/lib/runtime/ExecutionContext'
-import BrowserContext from '@/lib/browser/BrowserContextV2'
+import BrowserContext from '@/lib/browser/BrowserContext'
 import MessageManager from '@/lib/runtime/MessageManager'
 import posthog from 'posthog-js'
 import { isDevelopmentMode } from '@/config'
@@ -19,14 +19,20 @@ import { isDevelopmentMode } from '@/config'
 // Initialize LogUtility first
 Logging.initialize({ debugMode: isDevelopmentMode() })
 
-// Initialize PostHog for analytics
-posthog.init('phc_nWs0kBH4Kx4lYOQNFL4lzUncjnEHuDPsCwhewmEgOOJ', {
-  api_host: 'https://us.i.posthog.com',
-  person_profiles: 'identified_only',
-})
+// Initialize PostHog for analytics only if API key is provided
+const posthogApiKey = process.env.POSTHOG_API_KEY
+if (posthogApiKey) {
+  posthog.init(posthogApiKey, {
+    api_host: 'https://us.i.posthog.com',
+    person_profiles: 'identified_only',
+  })
+}
 
 // Function to capture events with ai_chat prefix
 function captureEvent(eventName: string, properties?: Record<string, any>) {
+  if (!posthogApiKey) {
+    return // Skip if PostHog is not configured
+  }
   const prefixedEventName = `ai_chat:${eventName}`
   posthog.capture(prefixedEventName, properties)
   // debugLog(`📊 PostHog event: ${prefixedEventName}`, 'info')
@@ -106,67 +112,6 @@ const connectedPorts = new Map<string, chrome.runtime.Port>();
 let isPanelOpen = false;
 let isToggling = false; // Prevent rapid toggle issues
 
-/**
- * Check if buildDomTree script is already injected in the tab
- * @param tabId - The tab to check
- * @returns True if script is already injected
- */
-async function isScriptInjected(tabId: number): Promise<boolean> {
-  try {
-    const results = await chrome.scripting.executeScript({
-      target: { tabId },
-      func: () => Object.prototype.hasOwnProperty.call(window, 'buildDomTree'),
-    })
-    return results[0]?.result || false
-  } catch (err) {
-    debugLog(`Failed to check script injection status for tab ${tabId}: ${err}`, 'warning')
-    return false
-  }
-}
-
-/**
- * Inject the buildDomTree script into a tab
- * @param tabId - The tab to inject into
- */
-async function injectBuildDomTree(tabId: number): Promise<void> {
-  try {
-    // Check if already injected
-    const alreadyInjected = await isScriptInjected(tabId)
-    if (alreadyInjected) {
-      // Scripts already injected, skipping
-      return
-    }
-
-    await chrome.scripting.executeScript({
-      target: { tabId },
-      files: ['buildDomTree.js'],
-    })
-    // buildDomTree.js successfully injected
-  } catch (err) {
-    debugLog(`Failed to inject scripts into tab ${tabId}: ${err}`, 'error')
-  }
-}
-
-/**
- * Ensure buildDomTree script is injected in specified tabs
- * @param tabIds - Array of tab IDs to check and inject if needed
- */
-async function ensureScriptInjected(tabIds?: number[]): Promise<void> {
-  if (!tabIds || tabIds.length === 0) {
-    // If no specific tabs, inject into all active HTTP/HTTPS tabs
-    const tabs = await chrome.tabs.query({ url: ['http://*/*', 'https://*/*'] })
-    tabIds = tabs.map(tab => tab.id).filter((id): id is number => id !== undefined)
-  }
-
-  // Ensuring buildDomTree script is injected
-  
-  // Inject script into each tab
-  await Promise.all(tabIds.map(tabId => 
-    injectBuildDomTree(tabId).catch(err => 
-      debugLog(`Failed to inject into tab ${tabId}: ${err}`, 'warning')
-    )
-  ))
-}
 
 /**
  * Handle intent bubble click from content script
@@ -221,17 +166,6 @@ function initialize(): void {
     debugLog(`Failed to initialize NxtScape at startup: ${error}`, 'error')
   })
   
-  // Inject buildDomTree script into all existing HTTP/HTTPS tabs
-  chrome.tabs.query({ url: ['http://*/*', 'https://*/*'] }, (tabs) => {
-    tabs.forEach(tab => {
-      if (tab.id) {
-        injectBuildDomTree(tab.id).catch(error => {
-          debugLog(`Failed to inject script into existing tab ${tab.id}: ${error}`, 'warning')
-        })
-      }
-    })
-    // Injected buildDomTree.js into existing tabs
-  })
   
   // Register port connection listener (port-based messaging only)
   chrome.runtime.onConnect.addListener(handlePortConnection)
@@ -317,10 +251,6 @@ function initialize(): void {
       //     triggerIntentPrediction(tabId)
       //   }
       //
-      //   // Inject buildDomTree script
-      //   injectBuildDomTree(tabId).catch(error => {
-      //     debugLog(`Error injecting script into tab ${tabId}: ${error}`, 'error')
-      //   })
       // }
     }
   })
@@ -652,8 +582,6 @@ async function handleExecuteQueryPort(
     // Initialize NxtScape if not already done
     await ensureNxtScapeInitialized()
     
-    // Ensure buildDomTree script is injected in the target tabs
-    await ensureScriptInjected(payload.tabIds)
     
     // Create EventBus for streaming
     const { eventBus, cleanup: cleanupFn } = createStreamingEventBus()

src/lib/agent/BaseAgent.ts

@@ -21,7 +21,7 @@ import { StreamEventBus } from "@/lib/events";
 import { StreamEventProcessor } from "../events/StreamEventProcessor";
 // Removed deprecated IStreamProcessor import
 import { ToolRegistry } from "@/lib/tools/base/ToolRegistry";
-import BrowserContext from "../browser/BrowserContextV2";
+import BrowserContext from "../browser/BrowserContext";
 import { getDomainFromUrl } from "../browser/Utils";
 import { Runnable } from "@langchain/core/runnables";
 import { RunnableConfig } from "@langchain/core/runnables";

src/lib/agent/index.ts

@@ -7,71 +7,61 @@
  */
 
 // Base agent
-export { 
+export {
   BaseAgent as LangChainBaseAgent,
   AgentOptions as LangChainAgentOptions,
   AgentOptionsSchema as LangChainAgentOptionsSchema,
-} from './BaseAgent';
+} from "./BaseAgent";
 
 // Productivity agent
-export { 
+export {
   ProductivityAgent,
   ProductivityOutput,
-  ProductivityOutputSchema
-} from './ProductivityAgent';
+  ProductivityOutputSchema,
+} from "./ProductivityAgent";
 
 // Browse agent
-export { 
-  BrowseAgent,
-  BrowseOutput,
-  BrowseOutputSchema
-} from './BrowseAgent';
+export { BrowseAgent, BrowseOutput, BrowseOutputSchema } from "./BrowseAgent";
 
 // Classification agent
-export { 
+export {
   ClassificationAgent,
   ClassificationOutput,
-  ClassificationOutputSchema
-} from './ClassificationAgent';
+  ClassificationOutputSchema,
+} from "./ClassificationAgent";
 
 // Planner agent
-export { PlannerAgent } from './PlannerAgent';
+export { PlannerAgent } from "./PlannerAgent";
 
 // Validator agent
-export { 
-  ValidatorAgent
-} from './ValidatorAgent';
+export { ValidatorAgent } from "./ValidatorAgent";
 
 // Answer agent
-export { 
-  AnswerAgent,
-  AnswerOutput,
-  AnswerOutputSchema
-} from './AnswerAgent';
+export { AnswerAgent, AnswerOutput, AnswerOutputSchema } from "./AnswerAgent";
 
 // Intent prediction agent
 export {
   IntentPredictionAgent,
   IntentPredictionOutput,
-  IntentPredictionOutputSchema
-} from './IntentPredictionAgent';
-
-// Streaming components
-export * from './streaming';
+  IntentPredictionOutputSchema,
+} from "./IntentPredictionAgent";
 
 // Agent categories for reference
 export const AGENT_TYPES = {
-  PRODUCTIVITY: 'productivity',  // Tab management and browser operations
-  NAVIGATION: 'navigation',       // Web navigation and automation (future)
-  BROWSE: 'browse',              // Full web browsing automation
-  ANSWER: 'answer',              // Question answering about web content
+  PRODUCTIVITY: "productivity", // Tab management and browser operations
+  NAVIGATION: "navigation", // Web navigation and automation (future)
+  BROWSE: "browse", // Full web browsing automation
+  ANSWER: "answer", // Question answering about web content
 } as const;
 
 /**
  * Agent descriptions for UI/documentation
  */
 export const AGENT_DESCRIPTIONS = {
-  [AGENT_TYPES.PRODUCTIVITY]: 'Tab management and browser productivity features',
-  [AGENT_TYPES.BROWSE]: 'Complete web browsing automation with planning and validation',
-  [AGENT_TYPES.ANSWER]: 'Question answering and content analysis for web pages'
-} as const;
+  [AGENT_TYPES.PRODUCTIVITY]:
+    "Tab management and browser productivity features",
+  [AGENT_TYPES.BROWSE]:
+    "Complete web browsing automation with planning and validation",
+  [AGENT_TYPES.ANSWER]: "Question answering and content analysis for web pages",
+} as const;
+

src/lib/agent/streaming/index.ts

@@ -1,2 +0,0 @@
-// Streaming infrastructure for LangChain-based agents
-export { StreamEventProcessor } from '../../events/StreamEventProcessor'; 

src/lib/browser/BrowserContext.ts

@@ -1,5 +1,5 @@
 import { z } from 'zod';
-import BrowserPage from './BrowserPageV2';
+import BrowserPage from './BrowserPage';
 import { Logging } from '../utils/Logging';
 import { profileAsync } from '../utils/Profiler';
 

src/lib/browser/BrowserPage.ts

@@ -1,5 +1,5 @@
 import { z } from 'zod';
-import { type BrowserContextConfig } from './BrowserContextV2';
+import { type BrowserContextConfig } from './BrowserContext';
 import { Logging } from '../utils/Logging';
 import { getBrowserOSAdapter, type InteractiveNode, type InteractiveSnapshot, type Snapshot, type SnapshotOptions } from './BrowserOSAdapter';
 import { profileAsync, profileSync } from '../utils/Profiler';

src/lib/core/NxtScape.ts

@@ -1,7 +1,7 @@
 import { z } from "zod";
 import { StreamEventBus } from "@/lib/events";
 import { Logging } from "@/lib/utils/Logging";
-import { BrowserContext } from "@/lib/browser/BrowserContextV2";
+import { BrowserContext } from "@/lib/browser/BrowserContext";
 import { ExecutionContext } from "@/lib/runtime/ExecutionContext";
 import MessageManager, {
   MessageManagerSettingsSchema,

src/lib/orchestrators/Orchestrator.ts

@@ -3,7 +3,7 @@ import { AgentGraph, createInitialState, AgentGraphStateType } from '@/lib/graph
 import { ExecutionContext } from '@/lib/runtime/ExecutionContext';
 import { StreamEventBus } from '@/lib/events';
 import { Logging } from '@/lib/utils/Logging';
-import { BrowserContext } from '@/lib/browser/BrowserContextV2';
+import { BrowserContext } from '@/lib/browser/BrowserContext';
 import { profileStart, profileEnd, profileAsync } from '@/lib/utils/Profiler';
 
 /**

src/lib/runtime/ExecutionContext.ts

@@ -1,5 +1,5 @@
 import { z } from 'zod'
-import BrowserContext from '../browser/BrowserContextV2'
+import BrowserContext from '../browser/BrowserContext'
 import MessageManager from '@/lib/runtime/MessageManager'
 import { StreamEventBus } from '@/lib/events'
 

src/lib/tools/answer/ExtractTool.ts

@@ -3,7 +3,7 @@ import { NxtscapeTool } from '../base/NxtscapeTool';
 import { ToolConfig } from '../base/ToolConfig';
 import { ExecutionContext } from '@/lib/runtime/ExecutionContext';
 import { Logging } from '@/lib/utils/Logging';
-import BrowserPage from '@/lib/browser/BrowserPageV2';
+import BrowserPage from '@/lib/browser/BrowserPage';
 import type { SnapshotContext, SectionType, Snapshot, LinkInfo } from '@/lib/browser/BrowserOSAdapter';
 
 /**

src/lib/tools/base/NxtscapeTool.ts

@@ -5,7 +5,7 @@ import { ExecutionContext } from "@/lib/runtime/ExecutionContext";
 import { ToolConfig } from "./ToolConfig";
 import { LangChainProviderFactory, LLMOverrides } from "@/lib/llm";
 import { Logging } from "@/lib/utils/Logging";
-import BrowserContext from "@/lib/browser/BrowserContextV2";
+import BrowserContext from "@/lib/browser/BrowserContext";
 import { profileStart, profileEnd } from "@/lib/utils/Profiler";
 
 /**

src/lib/tools/browser-navigation/FindElementTool.ts

@@ -4,7 +4,7 @@ import { ToolConfig } from '../base/ToolConfig';
 import { ExecutionContext } from '@/lib/runtime/ExecutionContext';
 import { HumanMessage, SystemMessage } from '@langchain/core/messages';
 import { withFlexibleStructuredOutput } from '@/lib/llm/utils/structuredOutput';
-import { BrowserState } from '@/lib/browser/BrowserContextV2';
+import { BrowserState } from '@/lib/browser/BrowserContext';
 import { Logging } from '@/lib/utils/Logging';
 import { profileAsync } from '@/lib/utils/Profiler';
 

src/lib/tools/browser-navigation/InteractionTool.ts

@@ -2,7 +2,7 @@ import { z } from 'zod';
 import { NxtscapeTool } from '../base/NxtscapeTool';
 import { ToolConfig } from '../base/ToolConfig';
 import { ExecutionContext } from '@/lib/runtime/ExecutionContext';
-import { BrowserPage } from '@/lib/browser/BrowserPageV2';
+import { BrowserPage } from '@/lib/browser/BrowserPage';
 import { Logging } from '@/lib/utils/Logging';
 import { profileAsync } from '@/lib/utils/Profiler';
 

src/lib/tools/browser-navigation/NavigationTool.ts

@@ -2,7 +2,7 @@ import { z } from 'zod';
 import { NxtscapeTool } from '../base/NxtscapeTool';
 import { ToolConfig } from '../base/ToolConfig';
 import { ExecutionContext } from '@/lib/runtime/ExecutionContext';
-import { BrowserPage } from '@/lib/browser/BrowserPageV2';
+import { BrowserPage } from '@/lib/browser/BrowserPage';
 
 /**
  * Enum for navigation operations

src/lib/tools/browser-navigation/ScrollTool.ts

@@ -2,7 +2,7 @@ import { z } from 'zod';
 import { NxtscapeTool } from '../base/NxtscapeTool';
 import { ToolConfig } from '../base/ToolConfig';
 import { ExecutionContext } from '@/lib/runtime/ExecutionContext';
-import { BrowserPage } from '@/lib/browser/BrowserPageV2';
+import { BrowserPage } from '@/lib/browser/BrowserPage';
 
 /**
  * Enum for scroll operations

webpack.config.js

@@ -27,6 +27,7 @@ if (!envKeys.LITELLM_API_KEY) {
 // Create environment variables to inject
 const processEnv = {
   'process.env.LITELLM_API_KEY': JSON.stringify(envKeys.LITELLM_API_KEY),
+  'process.env.POSTHOG_API_KEY': JSON.stringify(envKeys.POSTHOG_API_KEY || ''),
   'process.env.NODE_ENV': JSON.stringify(process.env.NODE_ENV || 'development')
 }
 
@@ -139,9 +140,7 @@ module.exports = {
             return content;
           }
         },
-        { from: 'assets', to: 'assets', noErrorOnMissing: true },
-        { from: 'public/Readability.js', to: '.' },
-        { from: 'public/buildDomTree.js', to: '.' }
+        { from: 'assets', to: 'assets', noErrorOnMissing: true }
       ]
     }),
     new webpack.DefinePlugin(processEnv),