feat(publisher): add wordpress draft queue with retry and admin controls

backend/app/ingestion.py

@@ -289,6 +289,11 @@ def run_ingestion(feed_id: int | None = None) -> IngestionStats:
                         legal_checked=False,
                         legal_checked_at=None,
                         legal_note=None,
+                        wp_post_id=None,
+                        wp_post_url=None,
+                        publish_attempts=0,
+                        publish_last_error=None,
+                        published_to_wp_at=None,
                         word_count=len((final_content_raw or "").split()),
                         status="new",
                         meta_json=json.dumps({"attribution": attribution, "extraction": extraction_meta}, ensure_ascii=False),