fix(site-finder): WKT LINESTRING needs commas + rosreestr_deals real column names

backend/app/api/v1/parcels.py

@@ -413,13 +413,14 @@ def analyze_parcel(
             db.execute(
                 text("""
                 WITH district_deals AS (
-                    SELECT d.deal_date, d.price_per_m2
+                    SELECT d.period_start_date AS deal_date,
+                           d.price_per_sqm     AS price_per_m2
                       FROM rosreestr_deals d
                      WHERE d.region_code = 66
                        AND d.doc_type = 'ДДУ'
                        AND d.realestate_type_code = '002001003000'
-                       AND d.price_per_m2 BETWEEN 30000 AND 500000
-                       AND d.deal_date > NOW() - INTERVAL '12 months'
+                       AND d.price_per_sqm BETWEEN 30000 AND 500000
+                       AND d.period_start_date > NOW() - INTERVAL '12 months'
                        AND ST_DWithin(
                            (SELECT ST_Centroid(geom)
                               FROM cad_quarters_geom

backend/app/services/site_finder/noise_loader.py

@@ -96,10 +96,12 @@ def _way_to_linestring_wkt(nodes: list[dict]) -> str | None:
     """
     if len(nodes) < 2:
         return None
-    parts = " ".join(f"{n['lon']} {n['lat']}" for n in nodes if "lon" in n and "lat" in n)
-    if not parts or parts.count(" ") < 1:
+    # WKT LINESTRING требует запятую между парами точек: "lon1 lat1, lon2 lat2".
+    # Раньше joined через пробел → "lon1 lat1 lon2 lat2" → invalid geometry.
+    points = [f"{n['lon']} {n['lat']}" for n in nodes if "lon" in n and "lat" in n]
+    if len(points) < 2:
         return None
-    return f"LINESTRING({parts})"
+    return f"LINESTRING({', '.join(points)})"
 
 
 def sync_noise_sources_to_db() -> dict[str, int]: