Refactor Google Meet Transcripts Extension for Local Use

- Removed all cloud-related functionalities, including login prompts and token handling.
- Disabled Laxis cloud features, ensuring no data is sent to external servers.
- Updated manifest to reflect the new local-only functionality.
- Added a new Python server to handle transcripts locally, including WebSocket support.
- Implemented storage management for transcripts, including deduplication and file writing.
- Created a smoke test for the WebSocket server to simulate transcript updates.
- Updated README with setup instructions and usage details for the new local server.

google-meet-transcripts-extension/manifest.json

@@ -1,9 +1,7 @@
 {
-"update_url": "https://clients2.google.com/service/update2/crx",
-
   "manifest_version": 3,
-  "name": "Google Meet Transcripts & AI Summary",
-  "description": "Google Meet Transcription, AI Summary and Insight. Get the most out of Google Meet!",
+  "name": "Meet Transcripts (Local Bridge)",
+  "description": "Capture Google Meet captions locally and stream them to a local bridge. No cloud, no login, no tracking.",
   "version": "4.3.12",
   "icons": {
     "16": "image/logo16x16.png",
@@ -57,5 +55,5 @@
     }
   ],
   "permissions": ["storage"],
-  "host_permissions": ["https://meet.google.com/*"]
+  "host_permissions": ["https://meet.google.com/*", "ws://127.0.0.1:8765/*"]
 }