Initial commit: KPI Management System Backend

Features:
- FastAPI backend with JWT authentication
- MySQL database with SQLAlchemy ORM
- KPI workflow: draft → pending → approved → evaluation → completed
- Ollama LLM API integration for AI features
- Gitea API integration for version control
- Complete API endpoints for KPI, dashboard, notifications

Tables: KPI_D_* prefix naming convention

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

tests/conftest.py

@@ -0,0 +1,126 @@
+"""
+共用測試 Fixture
+"""
+import pytest
+from typing import Generator
+from sqlalchemy import create_engine
+from sqlalchemy.orm import sessionmaker, Session
+from fastapi.testclient import TestClient
+
+from app.main import app
+from app.core.database import Base, get_db
+from app.core.security import create_access_token, get_password_hash
+from app.models.employee import Employee
+from app.models.department import Department
+
+# 測試資料庫 URL (使用 SQLite 進行測試)
+TEST_DATABASE_URL = "sqlite:///./test.db"
+
+# 建立測試引擎
+engine = create_engine(TEST_DATABASE_URL, connect_args={"check_same_thread": False})
+TestingSessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)
+
+
+@pytest.fixture(scope="session", autouse=True)
+def setup_database():
+    """建立測試資料庫"""
+    Base.metadata.create_all(bind=engine)
+    yield
+    Base.metadata.drop_all(bind=engine)
+
+
+@pytest.fixture(scope="function")
+def db() -> Generator[Session, None, None]:
+    """
+    每個測試函式使用獨立的資料庫 Session
+    測試結束後自動 rollback
+    """
+    connection = engine.connect()
+    transaction = connection.begin()
+
+    session = TestingSessionLocal(bind=connection)
+
+    yield session
+
+    session.close()
+    transaction.rollback()
+    connection.close()
+
+
+@pytest.fixture(scope="function")
+def client(db: Session) -> Generator[TestClient, None, None]:
+    """FastAPI 測試客戶端"""
+
+    def override_get_db():
+        yield db
+
+    app.dependency_overrides[get_db] = override_get_db
+
+    with TestClient(app) as c:
+        yield c
+
+    app.dependency_overrides.clear()
+
+
+@pytest.fixture
+def test_department(db: Session) -> Department:
+    """建立測試部門"""
+    dept = Department(
+        code="TEST_DEPT",
+        name="測試部門",
+        level="DEPT",
+        is_active=True,
+    )
+    db.add(dept)
+    db.flush()
+    return dept
+
+
+@pytest.fixture
+def test_employee(db: Session, test_department: Department) -> Employee:
+    """建立測試員工"""
+    employee = Employee(
+        employee_no="TEST001",
+        name="測試員工",
+        email="test@example.com",
+        password_hash=get_password_hash("password123"),
+        department_id=test_department.id,
+        job_title="工程師",
+        role="employee",
+        status="active",
+    )
+    db.add(employee)
+    db.flush()
+    return employee
+
+
+@pytest.fixture
+def test_manager(db: Session, test_department: Department) -> Employee:
+    """建立測試主管"""
+    manager = Employee(
+        employee_no="MGR001",
+        name="測試主管",
+        email="manager@example.com",
+        password_hash=get_password_hash("password123"),
+        department_id=test_department.id,
+        job_title="經理",
+        role="manager",
+        status="active",
+    )
+    db.add(manager)
+    db.flush()
+    return manager
+
+
+@pytest.fixture
+def auth_headers(test_employee: Employee) -> dict:
+    """取得認證 Headers"""
+    token = create_access_token({"sub": str(test_employee.id)})
+    return {"Authorization": f"Bearer {token}"}
+
+
+@pytest.fixture
+def manager_headers(test_manager: Employee) -> dict:
+    """取得主管認證 Headers"""
+    token = create_access_token({"sub": str(test_manager.id)})
+    return {"Authorization": f"Bearer {token}"}