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/models/db_models.py

@@ -0,0 +1,67 @@
+"""SQLAlchemy ORM models for the application database."""
+from datetime import datetime
+
+from sqlalchemy import Boolean, DateTime, Integer, String, Text, func
+from sqlalchemy.orm import Mapped, mapped_column
+
+from ..database import Base
+
+
+class SystemSetting(Base):
+    """Stores application-level configuration key-value pairs."""
+
+    __tablename__ = "system_settings"
+
+    id: Mapped[int] = mapped_column(Integer, primary_key=True, autoincrement=True)
+    key: Mapped[str] = mapped_column(String(255), unique=True, nullable=False, index=True)
+    value: Mapped[str] = mapped_column(Text, nullable=False)
+    encrypted: Mapped[bool] = mapped_column(Boolean, default=False)
+    updated_at: Mapped[datetime] = mapped_column(
+        DateTime, default=func.now(), onupdate=func.now()
+    )
+
+
+class ApiToken(Base):
+    """API tokens for programmatic access."""
+
+    __tablename__ = "api_tokens"
+
+    id: Mapped[int] = mapped_column(Integer, primary_key=True, autoincrement=True)
+    name: Mapped[str] = mapped_column(String(255), nullable=False)
+    token: Mapped[str] = mapped_column(String(512), unique=True, nullable=False, index=True)
+    permissions: Mapped[str] = mapped_column(Text, default="[]")  # JSON string
+    is_active: Mapped[bool] = mapped_column(Boolean, default=True)
+    created_at: Mapped[datetime] = mapped_column(DateTime, default=func.now())
+    expires_at: Mapped[datetime | None] = mapped_column(DateTime, nullable=True)
+    last_used_at: Mapped[datetime | None] = mapped_column(DateTime, nullable=True)
+
+
+class CardLog(Base):
+    """Logs for card-related operations."""
+
+    __tablename__ = "card_logs"
+
+    id: Mapped[int] = mapped_column(Integer, primary_key=True, autoincrement=True)
+    card_id: Mapped[str | None] = mapped_column(String(255), nullable=True)
+    cardholder_id: Mapped[str | None] = mapped_column(String(255), nullable=True)
+    action: Mapped[str] = mapped_column(String(100), nullable=False)
+    status: Mapped[str] = mapped_column(String(50), nullable=False)
+    operator: Mapped[str] = mapped_column(String(255), nullable=False)
+    request_data: Mapped[str | None] = mapped_column(Text, nullable=True)
+    response_data: Mapped[str | None] = mapped_column(Text, nullable=True)
+    created_at: Mapped[datetime] = mapped_column(DateTime, default=func.now())
+
+
+class AuditLog(Base):
+    """General audit trail for all administrative actions."""
+
+    __tablename__ = "audit_logs"
+
+    id: Mapped[int] = mapped_column(Integer, primary_key=True, autoincrement=True)
+    action: Mapped[str] = mapped_column(String(100), nullable=False)
+    resource_type: Mapped[str] = mapped_column(String(100), nullable=False)
+    resource_id: Mapped[str | None] = mapped_column(String(255), nullable=True)
+    operator: Mapped[str] = mapped_column(String(255), nullable=False)
+    ip_address: Mapped[str | None] = mapped_column(String(45), nullable=True)
+    details: Mapped[str | None] = mapped_column(Text, nullable=True)
+    created_at: Mapped[datetime] = mapped_column(DateTime, default=func.now())