feat(filesystem): enhance local file handling in editor and IPC integration

surfsense_backend/.env.example

@@ -239,6 +239,9 @@ LLAMA_CLOUD_API_KEY=llx-nnn
 # DAYTONA_TARGET=us
 # DAYTONA_SNAPSHOT_ID=
 
+# Desktop local filesystem mode (chat file tools run against a local folder root)
+# ENABLE_DESKTOP_LOCAL_FILESYSTEM=FALSE
+
 # OPTIONAL: Add these for LangSmith Observability
 LANGSMITH_TRACING=true
 LANGSMITH_ENDPOINT=https://api.smith.langchain.com

surfsense_backend/app/routes/new_chat_routes.py

@@ -525,11 +525,6 @@ async def get_thread_messages(
 
         # Check thread-level access based on visibility
         await check_thread_access(session, thread, user)
-        filesystem_selection = _resolve_filesystem_selection(
-            mode=request.filesystem_mode,
-            client_platform=request.client_platform,
-            local_root=request.local_filesystem_root,
-        )
 
         # Get messages with their authors and token usage loaded
         messages_result = await session.execute(