chore(ci): 增加 ruff 与 pytest 检查及 Dependabot

.github/dependabot.yml

@@ -0,0 +1,11 @@
+version: 2
+updates:
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+
+  - package-ecosystem: "pip"
+    directory: "/backend"
+    schedule:
+      interval: "weekly"

.github/workflows/ci.yml

@@ -22,7 +22,13 @@ jobs:
       - uses: astral-sh/setup-uv@v5
 
       - name: 安装依赖
-        run: uv sync
+        run: uv sync --all-groups
+
+      - name: 代码风格检查（ruff）
+        run: uv run ruff check .
+
+      - name: 单元测试（pytest）
+        run: uv run pytest -q
 
       - name: 启动后端并检查健康接口
         run: |

backend/app/main.py

@@ -1,4 +1,5 @@
 from contextlib import asynccontextmanager
+from typing import Annotated
 
 from fastapi import Depends, FastAPI
 from fastapi.middleware.cors import CORSMiddleware
@@ -36,7 +37,7 @@ def health():
 
 
 @app.get("/api/tasks")
-def list_tasks(db: Session = Depends(get_db)):
+def list_tasks(db: Annotated[Session, Depends(get_db)]):
     rows = db.scalars(
         select(Task).order_by(Task.id.desc()).limit(50)
     ).all()

backend/pyproject.toml

@@ -9,3 +9,13 @@ dependencies = [
     "sqlalchemy>=2.0",
     "pydantic-settings>=2.6",
 ]
+
+[dependency-groups]
+dev = [
+    "ruff>=0.8",
+    "pytest>=8.3",
+    "httpx>=0.28",
+]
+
+[tool.pytest.ini_options]
+pythonpath = ["."]

backend/tests/test_health.py

@@ -0,0 +1,17 @@
+from fastapi.testclient import TestClient
+
+from app.main import app
+
+
+def test_health() -> None:
+    with TestClient(app) as client:
+        response = client.get("/api/health")
+    assert response.status_code == 200
+    assert response.json()["status"] == "ok"
+
+
+def test_tasks_empty() -> None:
+    with TestClient(app) as client:
+        response = client.get("/api/tasks")
+    assert response.status_code == 200
+    assert response.json() == []