add missing alembic migration script

backend/alembic/versions/2023_01_27_2013-f856bf19d32b_add_user_show_on_leaderboard.py

@@ -0,0 +1,29 @@
+"""add user.show_on_leaderboard
+
+Revision ID: f856bf19d32b
+Revises: c84fcd6900dc
+Create Date: 2023-01-27 20:13:56.533374
+
+"""
+import sqlalchemy as sa
+from alembic import op
+
+# revision identifiers, used by Alembic.
+revision = "f856bf19d32b"
+down_revision = "c84fcd6900dc"
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.add_column(
+        "user", sa.Column("show_on_leaderboard", sa.Boolean(), server_default=sa.text("true"), nullable=False)
+    )
+    # ### end Alembic commands ###
+
+
+def downgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_column("user", "show_on_leaderboard")
+    # ### end Alembic commands ###