feat: 初始化考培练系统项目

- 从服务器拉取完整代码
- 按框架规范整理项目结构
- 配置 Drone CI 测试环境部署
- 包含后端(FastAPI)、前端(Vue3)、管理端

技术栈: Vue3 + TypeScript + FastAPI + MySQL

backend/app/services/ai/coze/__init__.py

@@ -0,0 +1,61 @@
+"""
+Coze AI 服务模块
+"""
+
+from .client import get_coze_client, get_auth_manager, get_bot_config, get_workspace_id
+from .service import get_coze_service, CozeService
+from .models import (
+    SessionType,
+    MessageRole,
+    ContentType,
+    StreamEventType,
+    CozeSession,
+    CozeMessage,
+    StreamEvent,
+    CreateSessionRequest,
+    CreateSessionResponse,
+    SendMessageRequest,
+    EndSessionRequest,
+    EndSessionResponse,
+)
+from .exceptions import (
+    CozeException,
+    CozeAuthError,
+    CozeAPIError,
+    CozeRateLimitError,
+    CozeTimeoutError,
+    CozeStreamError,
+    map_coze_error_to_exception,
+)
+
+__all__ = [
+    # Client
+    "get_coze_client",
+    "get_auth_manager",
+    "get_bot_config",
+    "get_workspace_id",
+    # Service
+    "get_coze_service",
+    "CozeService",
+    # Models
+    "SessionType",
+    "MessageRole",
+    "ContentType",
+    "StreamEventType",
+    "CozeSession",
+    "CozeMessage",
+    "StreamEvent",
+    "CreateSessionRequest",
+    "CreateSessionResponse",
+    "SendMessageRequest",
+    "EndSessionRequest",
+    "EndSessionResponse",
+    # Exceptions
+    "CozeException",
+    "CozeAuthError",
+    "CozeAPIError",
+    "CozeRateLimitError",
+    "CozeTimeoutError",
+    "CozeStreamError",
+    "map_coze_error_to_exception",
+]