feat: Samsung lock screen face widget, voice assistant services, PiP mode and gitignore installers

Add Samsung proprietary Face Widget (lock screen/AOD) with terminal status display.
Add voice interaction services (AgentVoiceInteractionService, RecognitionService) for
digital assistant registration. Add PiP mode with voice/expand actions. Add session-state
proxy, voice transcript routes, window controls component. Ignore installers/ directory.

server/routes/index.ts

@@ -28,6 +28,8 @@ import {
   handleHooksApprovalRespond, handleHooksApprovalRespondPlan,
   handleHooksApprovalIgnore, handleHooksApprovalList
 } from './hooks-approval'
+import { handleSessionStateProxy } from './session-state-proxy'
+import { handleVoiceTranscript } from './voice-transcript'
 
 export async function handleRequest(req: Request): Promise<Response> {
   const url = new URL(req.url)
@@ -343,6 +345,17 @@ export async function handleRequest(req: Request): Promise<Response> {
     return handleTranscriptDebugRaw(transcriptDebugRawMatch[1], url)
   }
 
+  // Voice Transcript (Android voice assistant sends transcribed text here)
+  if (path === '/api/voice-transcript') {
+    const res = await handleVoiceTranscript(req)
+    if (res) return res
+  }
+
+  // Session State (proxy to terminal server for external clients like Android widget)
+  if (path === '/api/session-state' && req.method === 'GET') {
+    return handleSessionStateProxy(url)
+  }
+
   // Hooks Approval (long-poll for permission/plan decisions)
   if (path === '/api/hooks-approval') {
     if (req.method === 'GET') {