diff --git a/app/migrations.py b/app/migrations.py
index 61b1b23..6711536 100644
--- a/app/migrations.py
+++ b/app/migrations.py
@@ -2971,9 +2971,7 @@ async def _migrate_049_foreign_key_cascade(conn: aiosqlite.Connection) -> None:
         logger.info("Database backed up to %s before FK migration", backup_path)
 
     # --- Phase 1: clean orphans (guard each table's existence) ---
-    tables_cursor = await conn.execute(
-        "SELECT name FROM sqlite_master WHERE type='table'"
-    )
+    tables_cursor = await conn.execute("SELECT name FROM sqlite_master WHERE type='table'")
     existing_tables = {row[0] for row in await tables_cursor.fetchall()}
 
     if "contact_advert_paths" in existing_tables and "contacts" in existing_tables:
@@ -3021,9 +3019,7 @@ async def _migrate_049_foreign_key_cascade(conn: aiosqlite.Connection) -> None:
         if "payload_hash" in old_cols:
             new_col_defs.append("payload_hash BLOB")
             copy_cols.append("payload_hash")
-        new_col_defs.append(
-            "FOREIGN KEY (message_id) REFERENCES messages(id) ON DELETE SET NULL"
-        )
+        new_col_defs.append("FOREIGN KEY (message_id) REFERENCES messages(id) ON DELETE SET NULL")
 
         cols_sql = ", ".join(new_col_defs)
         copy_sql = ", ".join(copy_cols)
@@ -3103,5 +3099,3 @@ async def _migrate_049_foreign_key_cascade(conn: aiosqlite.Connection) -> None:
         )
         await conn.commit()
         logger.debug("Rebuilt contact_name_history with ON DELETE CASCADE")
-
-
diff --git a/scripts/quality/all_quality.sh b/scripts/quality/all_quality.sh
index 6bf7380..ff96840 100755
--- a/scripts/quality/all_quality.sh
+++ b/scripts/quality/all_quality.sh
@@ -26,7 +26,7 @@ echo -e "${YELLOW}=== Phase 1: Lint & Format ===${NC}"
 echo -ne "${BLUE}[backend lint]${NC} "
 cd "$REPO_ROOT"
 uv run ruff check app/ tests/ --fix --quiet
-uv run ruff format app/ tests/ --check --quiet
+uv run ruff format app/ tests/ --quiet
 echo -e "${GREEN}Passed!${NC}"
 
 echo -ne "${BLUE}[frontend lint]${NC} "
diff --git a/tests/test_api.py b/tests/test_api.py
index 264655b..4b82358 100644
--- a/tests/test_api.py
+++ b/tests/test_api.py
@@ -1199,12 +1199,18 @@ class TestRawPacketRepository:
         """Purge linked raw packets removes only rows with a message_id."""
         ts = int(time.time())
         msg_id_1 = await MessageRepository.create(
-            msg_type="PRIV", conversation_key="k1", text="t1",
-            sender_timestamp=ts, received_at=ts,
+            msg_type="PRIV",
+            conversation_key="k1",
+            text="t1",
+            sender_timestamp=ts,
+            received_at=ts,
         )
         msg_id_2 = await MessageRepository.create(
-            msg_type="PRIV", conversation_key="k2", text="t2",
-            sender_timestamp=ts, received_at=ts,
+            msg_type="PRIV",
+            conversation_key="k2",
+            text="t2",
+            sender_timestamp=ts,
+            received_at=ts,
         )
         linked_1, _ = await RawPacketRepository.create(b"\x01\x02\x03", ts)
         linked_2, _ = await RawPacketRepository.create(b"\x04\x05\x06", ts)
@@ -1248,12 +1254,18 @@ class TestMaintenanceEndpoint:
 
         ts = int(time.time())
         msg_id_1 = await MessageRepository.create(
-            msg_type="PRIV", conversation_key="k1", text="t1",
-            sender_timestamp=ts, received_at=ts,
+            msg_type="PRIV",
+            conversation_key="k1",
+            text="t1",
+            sender_timestamp=ts,
+            received_at=ts,
         )
         msg_id_2 = await MessageRepository.create(
-            msg_type="PRIV", conversation_key="k2", text="t2",
-            sender_timestamp=ts, received_at=ts,
+            msg_type="PRIV",
+            conversation_key="k2",
+            text="t2",
+            sender_timestamp=ts,
+            received_at=ts,
         )
         linked_1, _ = await RawPacketRepository.create(b"\x0a\x0b\x0c", ts)
         linked_2, _ = await RawPacketRepository.create(b"\x0d\x0e\x0f", ts)