chore: land outstanding WIP (PG 17 alignment + formatter reflow)

backend/apps/tax_app/tasks.py

@@ -32,12 +32,8 @@ def prepare_oss_return(period: str) -> None:
 
     # Aggregate by buyer country (destination principle for OSS)
     orders = Order.objects.filter(
-        created_at__gte=timezone.make_aware(
-            datetime.combine(start_date, datetime.min.time())
-        ),
-        created_at__lt=timezone.make_aware(
-            datetime.combine(end_date, datetime.min.time())
-        ),
+        created_at__gte=timezone.make_aware(datetime.combine(start_date, datetime.min.time())),
+        created_at__lt=timezone.make_aware(datetime.combine(end_date, datetime.min.time())),
         status__in=["paid", "fulfilled", "completed"],
     )
 

backend/db/Dockerfile

@@ -1,10 +1,10 @@
-# PostgreSQL 16 + PostGIS + pgvector.
+# PostgreSQL 17 + PostGIS 3.5 + pgvector.
 # No public image ships both PostGIS and pgvector, so we extend the official
 # PostGIS image with the pgvector extension from the PGDG repository.
-FROM postgis/postgis:16-3.4
+FROM postgis/postgis:17-3.5
 
 RUN apt-get update \
-    && apt-get install -y --no-install-recommends postgresql-16-pgvector \
+    && apt-get install -y --no-install-recommends postgresql-17-pgvector \
     && rm -rf /var/lib/apt/lists/*
 
 # Extensions are created here (not in Django migrations): CREATE EXTENSION

backend/tests/contract/test_payments_api.py

@@ -28,6 +28,7 @@ def test_event_id_unique(self):
             payload={},
         )
         from django.db import IntegrityError
+
         with pytest.raises(IntegrityError):
             StripeWebhookEvent.objects.create(
                 event_id="evt_unique",
@@ -37,6 +38,7 @@ def test_event_id_unique(self):
 
     def test_mark_as_processed(self):
         from django.utils import timezone
+
         event = StripeWebhookEvent.objects.create(
             event_id="evt_proc",
             event_type="payment_intent.succeeded",
@@ -70,6 +72,7 @@ def test_create_payment_record(self, order):
 
     def test_payment_record_requires_order(self):
         from django.db import IntegrityError
+
         with pytest.raises(IntegrityError):
             PaymentRecord.objects.create(
                 amount=Decimal("10.00"),
@@ -96,9 +99,12 @@ class TestStripeTestMode:
     def test_no_live_keys_in_codebase(self):
         """Ensure no sk_live keys are hardcoded anywhere."""
         import subprocess
+
         result = subprocess.run(
             ["grep", "-rn", "sk_live", "apps/", "project/"],
-            capture_output=True, text=True, cwd="/opt/jolarca/repos/jolarca/backend",
+            capture_output=True,
+            text=True,
+            cwd="/opt/jolarca/repos/jolarca/backend",
         )
         # grep returns 1 if no matches found (which is what we want)
         assert result.returncode == 1, f"Found sk_live in codebase: {result.stdout}"

backend/tests/contract/test_shipping_app.py

@@ -60,12 +60,16 @@ def test_create_tracking_event(self, shipment):
 
     def test_tracking_events_ordered_by_occurred_at(self, shipment):
         TrackingEvent.objects.create(
-            shipment=shipment, carrier_status="delivered",
-            occurred_at="2026-09-02T12:00:00Z", raw={},
+            shipment=shipment,
+            carrier_status="delivered",
+            occurred_at="2026-09-02T12:00:00Z",
+            raw={},
         )
         TrackingEvent.objects.create(
-            shipment=shipment, carrier_status="in_transit",
-            occurred_at="2026-09-01T12:00:00Z", raw={},
+            shipment=shipment,
+            carrier_status="in_transit",
+            occurred_at="2026-09-01T12:00:00Z",
+            raw={},
         )
         events = list(shipment.events.order_by("occurred_at"))
         assert events[0].carrier_status == "in_transit"

docker-compose.prod.yml

@@ -185,10 +185,10 @@ services:
   postgres:
     # Same PostGIS+pgvector image as the dev stack (backend/db/Dockerfile):
     # migrations require postgis, and the entrypoint init creates the
-    # extensions as superuser on first init. Stock postgres:16-alpine lacks
+    # extensions as superuser on first init. Stock postgres:17-alpine lacks
     # them — verified by boot smoke (NotSupportedError on migrate).
     build: ./backend/db
-    image: jol-marketplace/postgres:16-postgis
+    image: jol-marketplace/postgres:17-postgis
     restart: unless-stopped
     logging: *default-logging
     env_file:

docker-compose.yml

@@ -54,7 +54,7 @@ services:
 
   # --- Data tier (dev parity; production uses managed/external services) ----
   postgres:
-    image: postgres:16-alpine
+    image: postgres:17-alpine
     restart: unless-stopped
     environment:
       POSTGRES_DB: ${POSTGRES_DB:-jol_marketplace}