fix(extension): restore AI Response Content capture by patching DOM extraction, CSP connect-src, and TS regex literal serialization

scratch_diag_7.py

@@ -0,0 +1,16 @@
+import asyncio
+import json
+from mcp_client import MCPClient
+
+async def main():
+    client = MCPClient()
+    await client.connect()
+    try:
+        # Get raw API response
+        resp = await client.request("EvaluateCascadeLspMethods", {"method": "GetDiagnostics", "params": "{}"})
+        print(json.dumps(resp, indent=2))
+    finally:
+        await client.close()
+
+if __name__ == "__main__":
+    asyncio.run(main())