refactor: 重构后端结构并迁移前端到 Vue3

app/services/__init__.py

@@ -0,0 +1,2 @@
+"""Service helpers."""
+

app/services/runtime.py

@@ -0,0 +1,61 @@
+import os
+import platform
+import signal
+import subprocess
+from pathlib import Path
+
+
+def is_supervisor_running() -> bool:
+    if os.environ.get("SUPERVISOR_ENABLED") == "1":
+        return True
+
+    supervisor_sock = Path("/var/run/supervisor.sock")
+    if supervisor_sock.exists() and _command_succeeds(["supervisorctl", "status"], timeout=5):
+        return True
+
+    try:
+        import psutil  # pyright: ignore[reportMissingModuleSource]
+
+        parent = psutil.Process().parent()
+        if parent and "supervisor" in parent.name().lower():
+            return True
+    except Exception:
+        pass
+
+    return _command_succeeds(["pgrep", "-f", "supervisord"], timeout=2)
+
+
+def restart_via_supervisor() -> tuple[bool, str]:
+    try:
+        result = subprocess.run(
+            ["supervisorctl", "restart", "fastapi"],
+            capture_output=True,
+            text=True,
+            timeout=30,
+        )
+        if result.returncode == 0:
+            return True, "服务正在通过 supervisor 重启..."
+
+        error_msg = result.stderr or result.stdout or "未知错误"
+        return False, f"重启失败: {error_msg}"
+    except subprocess.TimeoutExpired:
+        return False, "重启操作超时"
+    except FileNotFoundError:
+        return False, "找不到 supervisorctl 命令"
+    except Exception as exc:
+        return False, f"重启异常: {exc}"
+
+
+def terminate_current_process() -> None:
+    if platform.system() == "Windows":
+        os._exit(0)
+    os.kill(os.getpid(), signal.SIGTERM)
+
+
+def _command_succeeds(command: list[str], timeout: int) -> bool:
+    try:
+        result = subprocess.run(command, capture_output=True, text=True, timeout=timeout)
+        return result.returncode == 0 and bool(result.stdout.strip() or command[0] == "supervisorctl")
+    except Exception:
+        return False
+