Initial project scaffold

Full-stack Dutch supermarket price tracker with FastAPI backend,
PostgreSQL/SQLAlchemy, Albert Heijn scraper, and Next.js frontend.

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

backend/app/routers/scrape_runs.py

@@ -0,0 +1,19 @@
+from fastapi import APIRouter, Depends, Query
+from sqlalchemy import select
+from sqlalchemy.orm import Session
+
+from ..database import get_db
+from ..models import ScrapeRun
+from ..schemas import ScrapeRun as ScrapeRunSchema
+
+router = APIRouter(prefix="/api/scrape-runs", tags=["scrape-runs"])
+
+
+@router.get("", response_model=list[ScrapeRunSchema])
+def list_scrape_runs(
+    limit: int = Query(default=20, le=100),
+    db: Session = Depends(get_db),
+):
+    return db.scalars(
+        select(ScrapeRun).order_by(ScrapeRun.started_at.desc()).limit(limit)
+    ).all()