feat(ui): classify publisher errors with actionable hints

backend/app/admin_ui.py

@@ -169,6 +169,23 @@ def _publish_readiness(article: dict, meta: dict) -> tuple[bool, list[str]]:
     return len(reasons) == 0, reasons
 
 
+def _classify_publish_error(error_message: str | None) -> tuple[str, str]:
+    text = (error_message or "").lower()
+    if not text.strip():
+        return "ok", "-"
+    if "rechtsfreigabe fehlt" in text or "hauptbild nicht gesetzt" in text or "status ist nicht" in text:
+        return "policy", "Artikelvoraussetzungen im UI prüfen (Status/Rechtsfreigabe/Hauptbild)."
+    if "401" in text or "403" in text or "authorization" in text or "forbidden" in text or "unauthorized" in text:
+        return "auth", "WordPress Nutzer/App-Passwort prüfen."
+    if "404" in text and ("media" in text or "posts" in text or "wp-json" in text):
+        return "api", "WordPress REST-Endpunkt prüfen (`/wp-json/wp/v2`)."
+    if "timed out" in text or "timeout" in text or "nodename nor servname provided" in text or "name or service not known" in text:
+        return "dns", "DNS/Netzwerk zur WordPress-Domain prüfen."
+    if "media-upload fehlgeschlagen" in text or "liefert kein bild" in text or "featured_media" in text:
+        return "media", "Bild-URL/Format prüfen oder anderes Hauptbild auswählen."
+    return "unknown", "Fehlerdetails prüfen und bei Bedarf Job erneut starten."
+
+
 def _legal_checklist(article: dict, feed: dict | None) -> list[dict[str, str]]:
     meta = article.get("meta", {})
     extraction = meta.get("extraction") if isinstance(meta.get("extraction"), dict) else {}
@@ -289,6 +306,10 @@ def admin_dashboard(request: Request):
     feeds = list_feeds()
     runs = list_runs(limit=30)
     publish_jobs = list_publish_jobs(limit=30)
+    for job in publish_jobs:
+        category, hint = _classify_publish_error(job.get("error_message"))
+        job["error_category"] = category
+        job["error_hint"] = hint
     status_filter = request.query_params.get("status_filter")
     if status_filter in {"new", "rewrite", "review", "approved", "published", "error"}:
         articles = list_articles(limit=100, status_filter=status_filter)

backend/static/admin.css

@@ -131,6 +131,40 @@ button.secondary {
   color: #991b1b;
 }
 
+.badge.errcat {
+  margin-bottom: 4px;
+}
+
+.badge.errcat-policy {
+  background: #fee2e2;
+  color: #991b1b;
+}
+
+.badge.errcat-auth {
+  background: #ffedd5;
+  color: #9a3412;
+}
+
+.badge.errcat-dns {
+  background: #dbeafe;
+  color: #1e40af;
+}
+
+.badge.errcat-media {
+  background: #fef9c3;
+  color: #854d0e;
+}
+
+.badge.errcat-api {
+  background: #ede9fe;
+  color: #5b21b6;
+}
+
+.badge.errcat-unknown {
+  background: #e2e8f0;
+  color: #334155;
+}
+
 .alert {
   margin-bottom: 12px;
   padding: 10px;

backend/templates/admin_dashboard.html

@@ -256,7 +256,7 @@
       <h2>Publish Jobs</h2>
       <table>
         <thead>
-          <tr><th>ID</th><th>Artikel</th><th>Status</th><th>Attempts</th><th>WP Post</th><th>Fehler</th></tr>
+          <tr><th>ID</th><th>Artikel</th><th>Status</th><th>Attempts</th><th>WP Post</th><th>Fehler</th><th>Hinweis</th></tr>
         </thead>
         <tbody>
           {% for j in publish_jobs %}
@@ -274,7 +274,15 @@
               -
               {% endif %}
             </td>
-            <td>{{ j.error_message or "-" }}</td>
+            <td>
+              {% if j.error_message %}
+              <span class="badge errcat errcat-{{ j.error_category }}">{{ j.error_category }}</span>
+              <div>{{ j.error_message }}</div>
+              {% else %}
+              -
+              {% endif %}
+            </td>
+            <td>{{ j.error_hint or "-" }}</td>
           </tr>
           {% endfor %}
         </tbody>