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:

backend/models.py

@@ -68,3 +68,12 @@ class SuggestionResponse(BaseModel):
     example: str
     status: str
     created_at: str
+
+
+class TopicSuggestRequest(BaseModel):
+    problem: str = Field(min_length=1, max_length=2000)
+
+
+class TopicSuggestion(BaseModel):
+    title: str
+    reason: str

backend/routes.py

@@ -11,10 +11,11 @@ from database import (
     create_baustein as db_create_baustein, list_bausteine, get_baustein, delete_baustein as db_delete_baustein,
     list_suggestions, get_suggestion, update_suggestion, delete_suggestion,
 )
-from generator import generate_guide, rework_guide, cancel_guide, generate_suggestions, generate_baustein_detail, rework_baustein, sort_bausteine, is_suggestions_generating, is_sorting
+from generator import generate_guide, rework_guide, cancel_guide, generate_suggestions, generate_baustein_detail, rework_baustein, sort_bausteine, suggest_topics, is_suggestions_generating, is_sorting
 from models import (
     GuideCreateRequest, GuideReworkRequest, GuideResponse,
     BausteinCreateRequest, BausteinReworkRequest, BausteinSortRequest, BausteinResponse, SuggestionResponse,
+    TopicSuggestRequest, TopicSuggestion,
 )
 from paths import final_paths
 
@@ -26,6 +27,13 @@ async def get_formats():
     return FORMAT_META
 
 
+@router.post("/topic-suggestions", response_model=list[TopicSuggestion])
+async def topic_suggestions(req: TopicSuggestRequest):
+    guides = await list_guides()
+    existing_topics = sorted({g["topic"] for g in guides})
+    return await suggest_topics(req.problem.strip(), existing_topics)
+
+
 @router.post("/guides", response_model=GuideResponse)
 async def create(req: GuideCreateRequest):
     now = datetime.now(timezone.utc).isoformat()