feat(shopping): tags sur les articles du catalogue

- Migration 006 : colonne tags TEXT[] sur shopping.products
- Modèle SQLAlchemy + schémas Pydantic mis à jour (ProductCreate/Update/Response)
- Interface TypeScript Product/ProductCreate/ProductUpdate avec tags?: string[]
- CatalogueModal : chip input (Entrée/virgule pour ajouter, clic pour supprimer, Backspace pour retirer le dernier)
- Recherche dans le catalogue et le bottom sheet étendue aux tags (insensible aux accents)
- Tags affichés en pills dans la liste du catalogue

v0.4.12

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

backend/alembic/versions/006_product_tags.py

@@ -0,0 +1,26 @@
+"""Ajout colonne tags (TEXT[]) sur shopping.products
+
+Revision ID: 006
+Revises: 005
+Create Date: 2026-05-25
+"""
+from alembic import op
+import sqlalchemy as sa
+from sqlalchemy.dialects.postgresql import ARRAY
+
+revision = '006'
+down_revision = '005'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    op.add_column(
+        'products',
+        sa.Column('tags', ARRAY(sa.Text()), nullable=True),
+        schema='shopping',
+    )
+
+
+def downgrade():
+    op.drop_column('products', 'tags', schema='shopping')

backend/app/models/shopping.py

@@ -2,7 +2,7 @@ import uuid
 from datetime import datetime, date
 from decimal import Decimal
 from sqlalchemy import String, Text, Integer, TIMESTAMP, Date, Numeric, Boolean, ForeignKey, text
-from sqlalchemy.dialects.postgresql import UUID
+from sqlalchemy.dialects.postgresql import UUID, ARRAY
 from sqlalchemy.orm import Mapped, mapped_column, relationship
 from app.core.database import Base
 
@@ -26,6 +26,7 @@ class Product(Base):
     frequency_score: Mapped[int] = mapped_column(Integer, server_default=text("0"))
     last_purchased_at: Mapped[date | None] = mapped_column(Date)
     avg_interval_days: Mapped[Decimal | None] = mapped_column(Numeric(8, 1))
+    tags: Mapped[list[str] | None] = mapped_column(ARRAY(Text()), nullable=True)
     owner_id: Mapped[uuid.UUID | None] = mapped_column(UUID(as_uuid=True))
     created_at: Mapped[datetime] = mapped_column(TIMESTAMP(timezone=True), server_default=text("now()"))
 

backend/app/schemas/shopping.py

@@ -40,6 +40,7 @@ class ProductCreate(BaseModel):
     default_store_id: uuid.UUID | None = None
     image_path: str | None = None
     thumbnail_path: str | None = None
+    tags: list[str] | None = None
 
 
 class ProductUpdate(BaseModel):
@@ -54,6 +55,7 @@ class ProductUpdate(BaseModel):
     default_store_id: uuid.UUID | None = None
     image_path: str | None = None
     thumbnail_path: str | None = None
+    tags: list[str] | None = None
 
 
 class ProductResponse(BaseModel):
@@ -73,6 +75,7 @@ class ProductResponse(BaseModel):
     avg_interval_days: Decimal | None
     image_path: str | None
     thumbnail_path: str | None
+    tags: list[str] | None
 
 
 class ListItemCreate(BaseModel):