backend/tools/file_tool.py

from ..config import DATA_PATH


def read(params: dict) -> dict:
    p = DATA_PATH / params["path"]
    if not p.exists():
        return {"exists": False, "content": ""}
    return {"exists": True, "content": p.read_text()}


def write(params: dict) -> dict:
    p = DATA_PATH / params["path"]
    p.parent.mkdir(parents=True, exist_ok=True)
    p.write_text(params.get("content", ""))
    return {"status": "written", "path": str(p)}