Iniital release of DosVault.

migrations/versions/002_example_migration.py.example

@@ -0,0 +1,33 @@
+"""Example migration - add rating column to metadata
+
+This is an example of how to create a migration.
+To use this:
+1. Remove the .example extension
+2. Update the revision ID and down_revision
+3. Run: migrate upgrade
+
+Revision ID: 002
+Revises: 001
+Create Date: 2024-01-01 11:00:00.000000
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+# revision identifiers, used by Alembic.
+revision = '002'
+down_revision = '001'
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    # Add a rating column to the metadata table
+    with op.batch_alter_table('metadata', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('rating', sa.Float(), nullable=True))
+
+
+def downgrade() -> None:
+    # Remove the rating column from the metadata table
+    with op.batch_alter_table('metadata', schema=None) as batch_op:
+        batch_op.drop_column('rating')