fixing the db migrations

alembic/versions/2295851db11e_change_food_serving_size_to_float_and_.py

@@ -0,0 +1,38 @@
+"""Change Food.serving_size to Float and Pydantic models
+
+Revision ID: 2295851db11e
+Revises: cf94fca21104
+Create Date: 2025-10-01 11:24:54.801648
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '2295851db11e'
+down_revision = 'cf94fca21104'
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('foods', schema=None) as batch_op:
+        batch_op.alter_column('serving_size',
+               existing_type=sa.VARCHAR(),
+               type_=sa.Float(),
+               existing_nullable=True)
+
+    # ### end Alembic commands ###
+
+
+def downgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('foods', schema=None) as batch_op:
+        batch_op.alter_column('serving_size',
+               existing_type=sa.Float(),
+               type_=sa.VARCHAR(),
+               existing_nullable=True)
+
+    # ### end Alembic commands ###