fix(plugin): add control socket, autostart_log=1, timeout-safe mangohudctl

plugins/decky-vault/main.py

@@ -190,7 +190,8 @@ class Plugin:
             config_content = """\
 # DeckyVault MangoHud logging config
 output_folder=/tmp
-autostart_log=0
+control=mangohud
+autostart_log=1
 fps
 frame_timing
 cpu_power
@@ -233,20 +234,17 @@ benchmark_percentiles=97,AVG,1,0.1
             return {"success": False, "error": str(e)}
 
     async def stop_mangohud_logging(self) -> dict:
-        """RPC: Stop MangoHud logging via mangohudctl."""
+        """RPC: Stop MangoHud logging via mangohudctl. Best-effort, may fail if game already closed."""
         import subprocess
         try:
             result = subprocess.run(
                 ["mangohudctl", "set", "log_session", "false"],
-                capture_output=True, text=True, timeout=5
+                capture_output=True, text=True, timeout=2
             )
             if result.returncode == 0:
                 return {"success": True}
-            else:
-                return {"success": False, "error": result.stderr.strip() or "mangohudctl failed"}
-        except FileNotFoundError:
-            return {"success": False, "error": "mangohudctl not found. Is MangoHud running?"}
-        except Exception as e:
+            return {"success": False, "error": result.stderr.strip() or "mangohudctl failed"}
+        except (subprocess.TimeoutExpired, FileNotFoundError, Exception) as e:
             return {"success": False, "error": str(e)}
 
     async def _find_mangohud_log(self) -> str | None: