feat: render full agent lifecycle text from notification_body in Telegram

Co-authored-by: Cursor <cursoragent@cursor.com>

backend/app/services/telegram_templates.py

@@ -309,8 +309,26 @@ _LIFECYCLE_TRIGGER_LABELS: dict[str, str] = {
 }
 
 
+def _format_lifecycle_body_html(body: str) -> str:
+    text = body.replace("\r\n", "\n").strip()
+    if not text:
+        return ""
+    parts: list[str] = []
+    for i, line in enumerate(text.split("\n")):
+        esc = html.escape(line)
+        if i == 0 and line.strip():
+            parts.append(f"<b>{esc.strip()}</b>")
+        else:
+            parts.append(esc)
+    return "\n".join(parts).strip()
+
+
 def format_lifecycle_html(event: Event) -> str:
     details = _details_dict(event)
+    notification_body = details.get("notification_body")
+    if isinstance(notification_body, str) and notification_body.strip():
+        return _format_lifecycle_body_html(notification_body)
+
     lifecycle = _detail(details, "lifecycle", default="started").strip().lower()
     trigger = _detail(details, "trigger", default="").strip().lower()
     header = _LIFECYCLE_HEADERS.get(lifecycle, f"📋 Lifecycle: {html_escape(lifecycle)}")