Feishu Drive

Manage files and folders in Feishu/Lark Drive (cloud storage).

• Auth: use tenant access token from POST /auth/v3/tenant_access_token/internal (same as feishu-doc). Cache it in memory.
• List folder contents: GET /drive/v1/files?folder_token={token} — returns files and subfolders.
• Get file metadata: GET /drive/v1/files/{file_token} — returns name, type, size, owner, modified time.
• Upload a file: POST /drive/v1/files/upload_all with multipart form data (file_name, parent_type, parent_node, size, file).
• Download a file: GET /drive/v1/files/{file_token}/download — returns binary; save with write_file.
• Create a folder: POST /drive/v1/files/create_folder with {"name": "...", "folder_token": "..."}.
• Move a file: POST /drive/v1/files/move with {"token": "...", "type": "file", "to_parent_token": "..."}.
• Copy a file: POST /drive/v1/files/copy with {"name": "...", "folder_token": "..."}.
• Always URL-encode file names when used in query params.