Get a Telegram alert when a GitHub Actions run fails

from clickruntime import on_trigger, credentials, http, state

REPOS, CHAT_ID = ["acme/web", "acme/api"], "123456789"

def gh(method, path, **kw):
    r = http.request(method, f"https://api.github.com{path}", headers={
        "Authorization": f"Bearer {credentials.connection('github', 'work')}", "Accept": "application/vnd.github+json"}, **kw)
    r.raise_for_status()
    return r.json() if r.content else None

def tg(method, **params):
    r = http.post(f"https://api.telegram.org/bot{credentials.secret('TELEGRAM_BOT_TOKEN')}/{method}", json=params)
    r.raise_for_status()
    return r.json()["result"]

@on_trigger
def run(event):
    seen = set(state.get("seen") or [])
    first_run = not seen
    sent = 0
    for repo in REPOS:
        runs = gh("GET", f"/repos/{repo}/actions/runs", params={"status": "failure", "per_page": 20})["workflow_runs"]
        for r in runs:
            if r["id"] in seen:
                continue
            seen.add(r["id"])
            if first_run:
                continue  # don't alert on old failures the first time
            commit = (r.get("head_commit") or {}).get("message", "").splitlines()[0][:80]
            tg("sendMessage", chat_id=CHAT_ID, disable_web_page_preview=True,
               text=f"❌ {r['name']} failed on {repo}\nBranch: {r['head_branch']} · by {r['actor']['login']}\n\"{commit}\"\n{r['html_url']}")
            sent += 1
    state.set("seen", list(seen)[-1000:])
    return {"alerts": sent}