Fix ruff lint errors across codebase

- Auto-fix F401 (unused imports) and I001 (unsorted imports) with ruff --fix
- Manually fix E501 (line too long) in alembic migrations and src/ models
- Run ruff format to ensure consistent formatting

Co-Authored-By: Paperclip <noreply@paperclip.ing>

alembic/versions/008_create_domain_tables.py

@@ -29,8 +29,18 @@ def upgrade() -> None:
             sa.Column("slug", sa.String(20), nullable=False, unique=True),
             sa.Column("logo_url", sa.String(500), nullable=True),
             sa.Column("website_url", sa.String(500), nullable=True),
-            sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
-            sa.Column("updated_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
+            sa.Column(
+                "created_at",
+                sa.DateTime(timezone=True),
+                server_default=sa.func.now(),
+                nullable=False,
+            ),
+            sa.Column(
+                "updated_at",
+                sa.DateTime(timezone=True),
+                server_default=sa.func.now(),
+                nullable=False,
+            ),
         )
 
     # 2. store_locations
@@ -45,8 +55,18 @@ def upgrade() -> None:
             sa.Column("zip", sa.String(10), nullable=False),
             sa.Column("lat", sa.Float(), nullable=True),
             sa.Column("lng", sa.Float(), nullable=True),
-            sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
-            sa.Column("updated_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
+            sa.Column(
+                "created_at",
+                sa.DateTime(timezone=True),
+                server_default=sa.func.now(),
+                nullable=False,
+            ),
+            sa.Column(
+                "updated_at",
+                sa.DateTime(timezone=True),
+                server_default=sa.func.now(),
+                nullable=False,
+            ),
         )
 
     # 3. normalized_products
@@ -61,8 +81,18 @@ def upgrade() -> None:
             sa.Column("size", sa.String(50), nullable=True),
             sa.Column("size_unit", sa.String(10), nullable=True),
             sa.Column("upc_variants", sa.JSON(), nullable=True),
-            sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
-            sa.Column("updated_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
+            sa.Column(
+                "created_at",
+                sa.DateTime(timezone=True),
+                server_default=sa.func.now(),
+                nullable=False,
+            ),
+            sa.Column(
+                "updated_at",
+                sa.DateTime(timezone=True),
+                server_default=sa.func.now(),
+                nullable=False,
+            ),
         )
 
     # 4. purchases
@@ -72,7 +102,9 @@ def upgrade() -> None:
             sa.Column("id", sa.Uuid(), server_default=text("gen_random_uuid()"), primary_key=True),
             sa.Column("user_id", sa.Text(), sa.ForeignKey("users.id"), nullable=False),
             sa.Column("store_id", sa.Uuid(), sa.ForeignKey("stores.id"), nullable=False),
-            sa.Column("store_location_id", sa.Uuid(), sa.ForeignKey("store_locations.id"), nullable=True),
+            sa.Column(
+                "store_location_id", sa.Uuid(), sa.ForeignKey("store_locations.id"), nullable=True
+            ),
             sa.Column("receipt_id", sa.String(200), nullable=False),
             sa.Column("purchase_date", sa.Date(), nullable=False),
             sa.Column("total", sa.Numeric(10, 2), nullable=False),
@@ -81,9 +113,24 @@ def upgrade() -> None:
             sa.Column("savings_total", sa.Numeric(10, 2), nullable=True),
             sa.Column("source_url", sa.String(500), nullable=True),
             sa.Column("raw_data", sa.JSON(), nullable=True),
-            sa.Column("ingested_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
-            sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
-            sa.Column("updated_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
+            sa.Column(
+                "ingested_at",
+                sa.DateTime(timezone=True),
+                server_default=sa.func.now(),
+                nullable=False,
+            ),
+            sa.Column(
+                "created_at",
+                sa.DateTime(timezone=True),
+                server_default=sa.func.now(),
+                nullable=False,
+            ),
+            sa.Column(
+                "updated_at",
+                sa.DateTime(timezone=True),
+                server_default=sa.func.now(),
+                nullable=False,
+            ),
             sa.UniqueConstraint("user_id", "store_id", "receipt_id", name="uq_purchase_receipt"),
             sa.Index("ix_purchases_user_store", "user_id", "store_id"),
         )
@@ -104,9 +151,24 @@ def upgrade() -> None:
             sa.Column("coupon_discount", sa.Numeric(10, 2), nullable=True),
             sa.Column("loyalty_discount", sa.Numeric(10, 2), nullable=True),
             sa.Column("category_raw", sa.String(100), nullable=True),
-            sa.Column("normalized_product_id", sa.Uuid(), sa.ForeignKey("normalized_products.id"), nullable=True),
-            sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
-            sa.Column("updated_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
+            sa.Column(
+                "normalized_product_id",
+                sa.Uuid(),
+                sa.ForeignKey("normalized_products.id"),
+                nullable=True,
+            ),
+            sa.Column(
+                "created_at",
+                sa.DateTime(timezone=True),
+                server_default=sa.func.now(),
+                nullable=False,
+            ),
+            sa.Column(
+                "updated_at",
+                sa.DateTime(timezone=True),
+                server_default=sa.func.now(),
+                nullable=False,
+            ),
         )
 
     # 6. coupons
@@ -115,7 +177,12 @@ def upgrade() -> None:
             "coupons",
             sa.Column("id", sa.Uuid(), server_default=text("gen_random_uuid()"), primary_key=True),
             sa.Column("store_id", sa.Uuid(), sa.ForeignKey("stores.id"), nullable=False),
-            sa.Column("normalized_product_id", sa.Uuid(), sa.ForeignKey("normalized_products.id"), nullable=True),
+            sa.Column(
+                "normalized_product_id",
+                sa.Uuid(),
+                sa.ForeignKey("normalized_products.id"),
+                nullable=True,
+            ),
             sa.Column("title", sa.String(300), nullable=False),
             sa.Column("description", sa.String(1000), nullable=True),
             sa.Column("discount_type", sa.String(20), nullable=False),
@@ -127,8 +194,18 @@ def upgrade() -> None:
             sa.Column("coupon_code", sa.String(100), nullable=True),
             sa.Column("source_url", sa.String(500), nullable=True),
             sa.Column("scraped_at", sa.DateTime(timezone=True), nullable=True),
-            sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
-            sa.Column("updated_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
+            sa.Column(
+                "created_at",
+                sa.DateTime(timezone=True),
+                server_default=sa.func.now(),
+                nullable=False,
+            ),
+            sa.Column(
+                "updated_at",
+                sa.DateTime(timezone=True),
+                server_default=sa.func.now(),
+                nullable=False,
+            ),
         )
 
     # 7. price_history
@@ -136,7 +213,12 @@ def upgrade() -> None:
         op.create_table(
             "price_history",
             sa.Column("id", sa.Uuid(), server_default=text("gen_random_uuid()"), primary_key=True),
-            sa.Column("normalized_product_id", sa.Uuid(), sa.ForeignKey("normalized_products.id"), nullable=False),
+            sa.Column(
+                "normalized_product_id",
+                sa.Uuid(),
+                sa.ForeignKey("normalized_products.id"),
+                nullable=False,
+            ),
             sa.Column("store_id", sa.Uuid(), sa.ForeignKey("stores.id"), nullable=False),
             sa.Column("observed_date", sa.Date(), nullable=False),
             sa.Column("regular_price", sa.Numeric(10, 2), nullable=False),
@@ -144,10 +226,27 @@ def upgrade() -> None:
             sa.Column("loyalty_price", sa.Numeric(10, 2), nullable=True),
             sa.Column("coupon_price", sa.Numeric(10, 2), nullable=True),
             sa.Column("source", sa.String(20), nullable=False),
-            sa.Column("purchase_item_id", sa.Uuid(), sa.ForeignKey("purchase_items.id"), nullable=True),
-            sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
-            sa.Column("updated_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
-            sa.Index("ix_price_history_product_store_date", "normalized_product_id", "store_id", "observed_date"),
+            sa.Column(
+                "purchase_item_id", sa.Uuid(), sa.ForeignKey("purchase_items.id"), nullable=True
+            ),
+            sa.Column(
+                "created_at",
+                sa.DateTime(timezone=True),
+                server_default=sa.func.now(),
+                nullable=False,
+            ),
+            sa.Column(
+                "updated_at",
+                sa.DateTime(timezone=True),
+                server_default=sa.func.now(),
+                nullable=False,
+            ),
+            sa.Index(
+                "ix_price_history_product_store_date",
+                "normalized_product_id",
+                "store_id",
+                "observed_date",
+            ),
         )
 
     # 8. shrinkflation_events
@@ -155,7 +254,12 @@ def upgrade() -> None:
         op.create_table(
             "shrinkflation_events",
             sa.Column("id", sa.Uuid(), server_default=text("gen_random_uuid()"), primary_key=True),
-            sa.Column("normalized_product_id", sa.Uuid(), sa.ForeignKey("normalized_products.id"), nullable=False),
+            sa.Column(
+                "normalized_product_id",
+                sa.Uuid(),
+                sa.ForeignKey("normalized_products.id"),
+                nullable=False,
+            ),
             sa.Column("detected_date", sa.Date(), nullable=False),
             sa.Column("old_size", sa.String(50), nullable=False),
             sa.Column("new_size", sa.String(50), nullable=False),
@@ -165,8 +269,18 @@ def upgrade() -> None:
             sa.Column("price_at_new_size", sa.Numeric(10, 2), nullable=True),
             sa.Column("confidence", sa.Numeric(3, 2), server_default=text("1.00"), nullable=False),
             sa.Column("notes", sa.String(1000), nullable=True),
-            sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
-            sa.Column("updated_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
+            sa.Column(
+                "created_at",
+                sa.DateTime(timezone=True),
+                server_default=sa.func.now(),
+                nullable=False,
+            ),
+            sa.Column(
+                "updated_at",
+                sa.DateTime(timezone=True),
+                server_default=sa.func.now(),
+                nullable=False,
+            ),
         )
 
     # 9. user_store_accounts
@@ -180,8 +294,18 @@ def upgrade() -> None:
             sa.Column("session_expires_at", sa.DateTime(timezone=True), nullable=True),
             sa.Column("last_sync_at", sa.DateTime(timezone=True), nullable=True),
             sa.Column("status", sa.String(20), server_default=text("'active'"), nullable=False),
-            sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
-            sa.Column("updated_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
+            sa.Column(
+                "created_at",
+                sa.DateTime(timezone=True),
+                server_default=sa.func.now(),
+                nullable=False,
+            ),
+            sa.Column(
+                "updated_at",
+                sa.DateTime(timezone=True),
+                server_default=sa.func.now(),
+                nullable=False,
+            ),
             sa.UniqueConstraint("user_id", "store_id", name="uq_user_store_account"),
         )