@mytec: WebGL works

backend/run_server.py

@@ -29,7 +29,23 @@ if getattr(sys, 'frozen', False):
     print(f"[RFCP] Frozen mode, base dir: {base_dir}", flush=True)
 
     # Fix uvicorn TTY detection — redirect None streams to a log file
-    log_path = os.path.join(base_dir, 'rfcp-server.log')
+    # Use RFCP_LOG_PATH from Electron, or fallback to user-writable location
+    log_dir = os.environ.get('RFCP_LOG_PATH')
+    if not log_dir:
+        if sys.platform == 'win32':
+            appdata = os.environ.get('APPDATA', os.path.expanduser('~'))
+            log_dir = os.path.join(appdata, 'rfcp-desktop', 'logs')
+        else:
+            log_dir = os.path.join(os.path.expanduser('~'), '.rfcp', 'logs')
+
+    try:
+        os.makedirs(log_dir, exist_ok=True)
+        log_path = os.path.join(log_dir, 'rfcp-server.log')
+    except Exception:
+        # Fallback to temp directory if all else fails
+        import tempfile
+        log_path = os.path.join(tempfile.gettempdir(), 'rfcp-server.log')
+
     log_file = open(log_path, 'w')
     if sys.stdout is None:
         sys.stdout = log_file