feat: 添加资产变动确认卡片和Excel图片解析功能

- 新增 `send_asset_confirmation_card` 工具，用于发送资产变动确认卡片
- 新增 `upload_image_by_excel` 工具，支持从Excel中根据image_key定位并上传图片
- 在file-tools中添加 `excel_image_key_to_temp_file` 和 `upload_file_to_minio` 工具
- 新增配置文件管理和MinIO集成支持
- 更新项目依赖版本，添加openpyxl和minio库

lzwcai_lark_mcp/test.py

@@ -20,15 +20,19 @@ def main() -> None:
     if not os.getenv("app_id") or not os.getenv("app_secret"):
         raise RuntimeError("missing app_id or app_secret")
     from lzwcai_lark_mcp.main import LarkMcpServer
-    from lzwcai_lark_mcp.tools import send_card_message
+    from lzwcai_lark_mcp.tools import send_asset_confirmation_card
 
     async def _run() -> None:
         server = LarkMcpServer()
         await server.ensure_token()
-        image_key = "img_v3_02uq_d48b3ee1-0f89-44a3-80cd-a5afa4f8c39g"
-        receiver_id = "843ga2gb"
-        person_id = receiver_id
-        result = send_card_message(server.tenant_access_token or "", receiver_id, person_id, image_key)
+        user_id = "843ga2gb"
+        result = send_asset_confirmation_card(
+            server.tenant_access_token or "",
+            user_id,
+            "2026-02-13 10:30:00",
+            ["华为i手机"],
+            ["红米手机"]
+        )
         print(result)
 
     asyncio.run(_run())