top_articles pro Location in Lagebild-API ergänzen

_build_lagebild_response() liefert jetzt Top-3-Artikel (neueste)
pro Location für Karten-Popups mit klickbaren Quellen-Links.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

src/routers/public_api.py

@@ -142,6 +142,30 @@ async def _build_lagebild_response(db, incident_ids: list, primary_id: int) -> d
     )
     locations = [dict(r) for r in await cursor.fetchall()]
 
+    # Top-3-Artikel pro Location (neueste zuerst)
+    cursor = await db.execute(
+        f"""SELECT al.location_name_normalized as loc_name,
+                  a.headline_de, a.headline, a.source, a.source_url
+           FROM article_locations al
+           JOIN articles a ON a.id = al.article_id
+           WHERE al.incident_id IN ({ids})
+           ORDER BY a.published_at DESC"""
+    )
+    loc_articles = {}
+    for r in await cursor.fetchall():
+        r = dict(r)
+        name = r["loc_name"]
+        if name not in loc_articles:
+            loc_articles[name] = []
+        if len(loc_articles[name]) < 3:
+            loc_articles[name].append({
+                "headline": r["headline_de"] or r["headline"] or "",
+                "source": r["source"] or "",
+                "url": r["source_url"] or "",
+            })
+    for loc in locations:
+        loc["top_articles"] = loc_articles.get(loc["name"], [])
+
     return {
         "generated_at": datetime.now(TIMEZONE).isoformat(),
         "incident": {