Fix addressing issue #2005 including tests

gns3server/db_migrations/versions/20260405_add_token_version_to_users.py

@@ -0,0 +1,28 @@
+"""add token_version to users
+
+Revision ID: 20260405_add_token_version_to_users
+Revises: 20260303_create_llm_model_configs
+Create Date: 2026-04-05
+
+"""
+from alembic import op
+import sqlalchemy as sa
+from sqlalchemy import inspect
+
+# revision identifiers, used by Alembic.
+revision = '20260405_add_token_version_to_users'
+down_revision = 'ec4b7b198555'
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    conn = op.get_bind()
+    inspector = inspect(conn)
+    columns = [col['name'] for col in inspector.get_columns('users')]
+    if 'token_version' not in columns:
+        op.add_column('users', sa.Column('token_version', sa.Integer(), nullable=False, server_default='0'))
+
+
+def downgrade() -> None:
+    op.drop_column('users', 'token_version')