update

backend/generator.py

@@ -550,6 +550,36 @@ Kein weiterer Text, nur das JSON-Array.
 """
 
 
+def _build_topic_suggest_prompt(problem: str, existing_topics: list[str]) -> str:
+    template = (TEMPLATES_DIR / "Format" / "Suche.md").read_text(encoding="utf-8")
+    existing = "\n".join(f"- {t}" for t in existing_topics) if existing_topics else "(keine)"
+    return template.replace("{problem}", problem).replace("{existing}", existing)
+
+
+async def suggest_topics(problem: str, existing_topics: list[str] | None = None) -> list[dict]:
+    try:
+        prompt = _build_topic_suggest_prompt(problem, existing_topics or [])
+        returncode, stdout, stderr = await _run_claude(
+            "topic-suggest-" + str(uuid.uuid4()), prompt, 120, tools=None, model=MODEL_BAUSTEIN_GEN
+        )
+        if returncode != 0:
+            return []
+        items = _parse_json(stdout)
+        if not isinstance(items, list):
+            return []
+        result = []
+        for item in items:
+            if not isinstance(item, dict):
+                continue
+            title = str(item.get("title", "")).strip()[:100]
+            if not title:
+                continue
+            result.append({"title": title, "reason": str(item.get("reason", "")).strip()})
+        return result
+    except Exception:
+        return []
+
+
 async def sort_bausteine(topic: str, bausteine: list[dict], instructions: str = "") -> None:
     _sorting.add(topic)
     try: