[
  {
    "name": "upload_list",
    "description": "List all uploaded files. Requires authentication.",
    "parameters": {
      "type": "object",
      "properties": {},
      "required": []
    }
  },
  {
    "name": "upload_file",
    "description": "Upload a file via multipart/form-data. Requires authentication. Field name: file.",
    "parameters": {
      "type": "object",
      "properties": {
        "file": {"type": "string", "description": "File to upload (binary in multipart)"}
      },
      "required": ["file"]
    }
  }
]
