Update backend/app/main.py

backend/app/main.py

@@ -222,23 +222,47 @@ if os.path.isdir(frontend_dir):
             name="assets",
         )
     
+    # Serve static files from root (logo.png, favicon.ico, etc.)
+    # Files in public/ directory are copied to dist/ root during Vite build
+    # These routes must be defined BEFORE the catch-all route
+    @app.get("/logo.png")
+    async def serve_logo():
+        """Serve logo.png from frontend_dist root."""
+        from fastapi.responses import FileResponse
+        logo_path = os.path.join(frontend_dir, "logo.png")
+        if os.path.exists(logo_path):
+            return FileResponse(logo_path, media_type="image/png")
+        from fastapi import HTTPException
+        raise HTTPException(status_code=404)
+    
+    @app.get("/favicon.ico")
+    async def serve_favicon():
+        """Serve favicon.ico from frontend_dist root."""
+        from fastapi.responses import FileResponse
+        favicon_path = os.path.join(frontend_dir, "favicon.ico")
+        if os.path.exists(favicon_path):
+            return FileResponse(favicon_path, media_type="image/x-icon")
+        from fastapi import HTTPException
+        raise HTTPException(status_code=404)
+    
     # Catch-all route to serve index.html for React Router
-    # This must be last so API routes are matched first
+    # This must be last so API routes and static files are matched first
     @app.get("/{full_path:path}")
     async def serve_frontend(full_path: str):
         """
         Serve React app for all non-API routes.
         React Router will handle client-side routing.
         """
-        # Skip API routes, docs, and static assets
+        # Skip API routes, docs, static assets, and known static files
         if (full_path.startswith("api/") or 
             full_path.startswith("docs") or 
             full_path.startswith("openapi.json") or
-            full_path.startswith("assets/")):
+            full_path.startswith("assets/") or
+            full_path in ["logo.png", "favicon.ico"]):
             from fastapi import HTTPException
             raise HTTPException(status_code=404)
         
-        # Serve index.html for all other routes
+        # Serve index.html for all other routes (React Router will handle routing)
         from fastapi.responses import FileResponse
         index_path = os.path.join(frontend_dir, "index.html")
         if os.path.exists(index_path):