feat(core): 初始化 Key-IP Sentinel 服务与部署骨架

- 搭建 FastAPI、Redis、PostgreSQL、Nginx 与 Docker Compose 基础结构
- 实现反向代理、首用绑定、拦截告警、归档任务和管理接口
- 提供 Vue3 管理后台初版，以及 uv/requirements 双依赖配置

app/dependencies.py

@@ -0,0 +1,53 @@
+from __future__ import annotations
+
+from collections.abc import AsyncIterator
+
+from fastapi import Depends, HTTPException, Request, status
+from redis.asyncio import Redis
+from sqlalchemy.ext.asyncio import AsyncSession
+
+from app.config import RuntimeSettings, Settings
+from app.core.security import decode_admin_jwt, extract_bearer_token
+from app.services.alert_service import AlertService
+from app.services.archive_service import ArchiveService
+from app.services.binding_service import BindingService
+
+
+def get_settings(request: Request) -> Settings:
+    return request.app.state.settings
+
+
+def get_redis(request: Request) -> Redis | None:
+    return request.app.state.redis
+
+
+async def get_db_session(request: Request) -> AsyncIterator[AsyncSession]:
+    session_factory = request.app.state.session_factory
+    async with session_factory() as session:
+        yield session
+
+
+def get_binding_service(request: Request) -> BindingService:
+    return request.app.state.binding_service
+
+
+def get_alert_service(request: Request) -> AlertService:
+    return request.app.state.alert_service
+
+
+def get_archive_service(request: Request) -> ArchiveService:
+    return request.app.state.archive_service
+
+
+def get_runtime_settings(request: Request) -> RuntimeSettings:
+    return request.app.state.runtime_settings
+
+
+async def require_admin(request: Request, settings: Settings = Depends(get_settings)) -> dict:
+    token = extract_bearer_token(request.headers.get("authorization"))
+    if token is None:
+        raise HTTPException(
+            status_code=status.HTTP_401_UNAUTHORIZED,
+            detail="Missing admin bearer token.",
+        )
+    return decode_admin_jwt(token, settings)