Add Playwright failure monitoring: Telegram alerts + screenshots + health check

When any Playwright submission fails (selector not found, timeout, etc.):
1. Full-page screenshot captured and uploaded to MinIO
2. Telegram alert sent immediately with error details + screenshot link
3. Email alert to ops with same info
4. Admin todo includes screenshot MinIO path for debugging
5. Client order stays pending for manual completion

Proactive selector health check (daily 7am CT cron):
- Navigates to each portal (FCC RMD, USAC E-File, FCC CPNI/ECFS)
- Verifies all critical selectors are still present in the DOM
- If selectors are missing (UI changed): alerts via Telegram + email
  BEFORE any real client order fails
- Reports which service slugs are affected

Integrated into:
- RMD filing handler (fccprod.servicenowservices.com)
- Form 499-A handler (forms.universalservice.org)
- Form 499-Q handler (already had error handling)

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

scripts/workers/services/form_499a.py

@@ -574,10 +574,33 @@ class Form499AHandler(BaseServiceHandler):
 
         except Exception as exc:
             logger.exception("Form499AHandler: USAC submission failed: %s", exc)
+
+            # Upload screenshot + alert ops via Telegram
+            screenshot_key = None
+            try:
+                from scripts.workers.services.telecom.playwright_monitor import (
+                    upload_failure_screenshot_async, alert_playwright_failure,
+                )
+                screenshot_key = await upload_failure_screenshot_async(
+                    page, order_number, "fcc-499a", work_dir,
+                )
+                alert_playwright_failure(
+                    order_number=order_number,
+                    service_slug=self.SERVICE_SLUG,
+                    service_name=self.SERVICE_NAME,
+                    entity_name=entity.get("legal_name", ""),
+                    error=exc,
+                    screenshot_key=screenshot_key,
+                    portal_url="https://forms.universalservice.org/",
+                )
+            except Exception as alert_exc:
+                logger.warning("Playwright failure alert failed: %s", alert_exc)
+
             self._create_admin_todo(
                 order_number,
                 f"USAC 499-A submission failed for Filer ID {filer_id}: {exc}. "
-                "Prep packet is in MinIO; file manually at "
+                f"{'Screenshot: MinIO ' + screenshot_key if screenshot_key else ''}"
+                f"\nPrep packet is in MinIO; file manually at "
                 "https://forms.universalservice.org/.",
             )
             return None, ""