Constant WRITE_FILE_TOOL_SCHEMA 

pub const WRITE_FILE_TOOL_SCHEMA: &str = r#"{
    "type": "object",
    "properties": {
        "file_path": {
            "type": "string",
            "description": "The absolute path to the file to write"
        },
        "content": {
            "type": "string",
            "description": "The content to write to the file"
        },
        "create_directories": {
            "type": "boolean",
            "description": "Whether to create parent directories if they don't exist. Defaults to true."
        }
    },
    "required": ["file_path", "content"]
}"#;

WriteFile tool JSON schema constant.