feat(music-lab): market_trends·trend_reports DB + market.py + /api/music/market 5개 API

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

music-lab/app/main.py

@@ -17,7 +17,10 @@ from .db import (
     update_video_project_status, delete_video_project,
     create_revenue_record, get_all_revenue_records,
     update_revenue_record, delete_revenue_record, get_revenue_dashboard,
+    get_market_trends as _get_market_trends,
+    get_latest_trend_report, get_trend_reports as _get_trend_reports,
 )
+from .market import ingest_trends, get_suggestions
 from .local_provider import run_local_generation
 from .suno_provider import (
     run_suno_generation, run_suno_extend, run_vocal_removal,
@@ -811,3 +814,47 @@ def remove_revenue(record_id: int):
     if not delete_revenue_record(record_id):
         raise HTTPException(status_code=404, detail="Record not found")
     return {"ok": True}
+
+
+# ── 시장 조사 API ─────────────────────────────────────────────────────────────
+
+class MarketIngestRequest(BaseModel):
+    trends: list
+    report_date: str = ""
+
+
+@app.post("/api/music/market/ingest")
+def market_ingest(req: MarketIngestRequest):
+    """agent-office → 트렌드 데이터 수신 + 리포트 생성."""
+    from datetime import date
+    report_date = req.report_date or date.today().isoformat()
+    report = ingest_trends(req.trends, report_date)
+    return {"ok": True, "trends_saved": len(req.trends), "report_date": report_date}
+
+
+@app.get("/api/music/market/trends")
+def list_market_trends(
+    country: Optional[str] = None,
+    genre: Optional[str] = None,
+    source: Optional[str] = None,
+    days: int = 7,
+):
+    return {"trends": _get_market_trends(country, genre, source, days)}
+
+
+@app.get("/api/music/market/report/latest")
+def get_market_report_latest():
+    report = get_latest_trend_report()
+    if not report:
+        raise HTTPException(status_code=404, detail="리포트 없음 — 아직 수집 전")
+    return report
+
+
+@app.get("/api/music/market/report")
+def list_market_reports(limit: int = 10):
+    return {"reports": _get_trend_reports(limit)}
+
+
+@app.get("/api/music/market/suggest")
+def market_suggest(limit: int = 5):
+    return {"suggestions": get_suggestions(limit)}