feat: Airwallex 发卡管理后台完整实现

- 后端: FastAPI + SQLAlchemy + SQLite, JWT认证, 代理支持的AirwallexClient
- 前端: React 18 + Vite + Ant Design 5, 中文界面
- 功能: 卡片管理, 持卡人管理, 交易记录, API令牌, 系统设置, 审计日志
- 第三方API: X-API-Key认证, 权限控制
- Docker部署: docker-compose编排前后端

backend/app/main.py

@@ -0,0 +1,105 @@
+"""FastAPI application entry point."""
+import logging
+from contextlib import asynccontextmanager
+
+from fastapi import FastAPI
+from fastapi.middleware.cors import CORSMiddleware
+
+from .auth import get_password_hash
+from .config import settings
+from .database import SessionLocal, create_tables
+from .models.db_models import SystemSetting
+
+logger = logging.getLogger(__name__)
+
+logging.basicConfig(level=logging.INFO)
+
+
+def _init_admin_and_defaults() -> None:
+    """Initialize admin password hash and default settings."""
+    db = SessionLocal()
+    try:
+        # Store admin password hash
+        existing = (
+            db.query(SystemSetting)
+            .filter(SystemSetting.key == "admin_password_hash")
+            .first()
+        )
+        if not existing:
+            hashed = get_password_hash(settings.ADMIN_PASSWORD)
+            db.add(SystemSetting(key="admin_password_hash", value=hashed, encrypted=True))
+            logger.info("Admin user initialized.")
+
+        # Store Airwallex credentials from env if provided
+        for key, env_val in [
+            ("airwallex_client_id", settings.AIRWALLEX_CLIENT_ID),
+            ("airwallex_api_key", settings.AIRWALLEX_API_KEY),
+            ("airwallex_base_url", settings.AIRWALLEX_BASE_URL),
+        ]:
+            if env_val:
+                s = db.query(SystemSetting).filter(SystemSetting.key == key).first()
+                if not s:
+                    db.add(SystemSetting(key=key, value=env_val, encrypted=(key == "airwallex_api_key")))
+
+        # Default daily card limit
+        if not db.query(SystemSetting).filter(SystemSetting.key == "daily_card_limit").first():
+            db.add(SystemSetting(key="daily_card_limit", value="100"))
+
+        db.commit()
+    finally:
+        db.close()
+
+
+@asynccontextmanager
+async def lifespan(app: FastAPI):
+    """Startup and shutdown logic."""
+    create_tables()
+    _init_admin_and_defaults()
+    logger.info("Application started.")
+    yield
+    logger.info("Application shutting down.")
+
+
+app = FastAPI(
+    title="Airwallex Card Management",
+    version="1.0.0",
+    lifespan=lifespan,
+)
+
+# CORS - allow all origins for development
+app.add_middleware(
+    CORSMiddleware,
+    allow_origins=["*"],
+    allow_credentials=True,
+    allow_methods=["*"],
+    allow_headers=["*"],
+)
+
+
+# --- Mount routers (each router defines its own prefix) ---
+from .routers import auth as auth_router
+from .routers import cards as cards_router
+from .routers import cardholders as cardholders_router
+from .routers import dashboard as dashboard_router
+from .routers import settings as settings_router
+from .routers import logs as logs_router
+from .routers import tokens as tokens_router
+from .routers import transactions as transactions_router
+from .routers import external_api as external_api_router
+
+app.include_router(auth_router.router)
+app.include_router(dashboard_router.router)
+app.include_router(cards_router.router)
+app.include_router(cardholders_router.router)
+app.include_router(transactions_router.router)
+app.include_router(settings_router.router)
+app.include_router(tokens_router.router)
+app.include_router(logs_router.router)
+app.include_router(external_api_router.router)
+
+
+# --- Health check ---
+@app.get("/api/health")
+async def health_check():
+    """Simple health check endpoint."""
+    return {"status": "ok"}