update_skills

#!/usr/bin/env -S uv run --script
# /// script
# requires-python = ">=3.10"
# ///
"""Pin lewtec/skills to latest commit in workspaced.lock.json and workspaced.cue."""

import json
import subprocess
import urllib.request
from pathlib import Path

ROOT = Path(__file__).resolve().parent
LOCK = ROOT / "workspaced.lock.json"
CUE = ROOT / "workspaced.cue"
REPO = "lewtec/skills"


def latest_sha() -> str:
    try:
        return subprocess.check_output(
            ["gh", "api", f"repos/{REPO}/commits/HEAD", "--jq", ".sha"],
            text=True,
        ).strip()
    except Exception:
        req = urllib.request.Request(
            f"https://api.github.com/repos/{REPO}/commits/HEAD",
            headers={"Accept": "application/vnd.github+json", "User-Agent": "update_skills"},
        )
        with urllib.request.urlopen(req) as r:
            return json.load(r)["sha"]


lock = LOCK.read_text()
old = next(
    d["currentDigest"]
    for d in json.loads(lock)["dependencies"]
    if d.get("ref") == f"github:{REPO}"
)
new = latest_sha()
if old == new:
    print(f"already at {new}")
    raise SystemExit(0)

for path in (LOCK, CUE):
    text = path.read_text()
    if old not in text:
        raise SystemExit(f"{path.name}: hash {old} not found")
    path.write_text(text.replace(old, new))
    print(f"{path.name}: {old} -> {new}")