Get a Slack alert for tickets nobody has picked up

from datetime import datetime, timezone, timedelta
from clickruntime import on_trigger, report_fetched, http, credentials, state, notify

ZD, AGENT = "https://yourcompany.zendesk.com/api/v2", "you@yourcompany.com"

def zd(method, path, **kw):
    r = http.request(method, ZD + path, auth=(f"{AGENT}/token", credentials.secret("ZENDESK_API_TOKEN")), **kw)
    return r.raise_for_status() or (r.json() if r.content else None)

LIMIT = timedelta(minutes=30)

@on_trigger
def run(event):
    tickets = zd("GET", "/search.json", params={"query": "type:ticket assignee:none status<solved"})["results"]
    alerted = set(state.get("alerted") or [])
    now = datetime.now(timezone.utc)
    late = [t for t in tickets if t["id"] not in alerted
            and now - datetime.fromisoformat(t["created_at"].replace("Z", "+00:00")) > LIMIT]
    report_fetched(len(late))
    if not late:
        return {"summary": "Nothing waiting"}
    lines = [f"• #{t['id']} {t['subject']} ({t['priority'] or 'normal'}) https://yourcompany.zendesk.com/agent/tickets/{t['id']}" for t in late]
    notify.slack("Unassigned for over 30 minutes:\n" + "\n".join(lines), channel="#support-leads")
    state.set("alerted", sorted(alerted | {t["id"] for t in late})[-2000:])
    return {"flagged": len(late)}