CHUNITHM & O.N.G.E.K.I.: Handle userRatingBase*List (#113)

These tables are not used by the game, but are useful for anyone wanting to develop a web UI showing what the player's rating consists of. As such, instead of storing them in JSON columns, I've split them out, one row per each entry.

Reviewed-on: Hay1tsme/artemis#113
Co-authored-by: beerpsi <beerpsi@duck.com>
Co-committed-by: beerpsi <beerpsi@duck.com>

core/data/alembic/versions/6a7e8277763b_gekichu_rating_tables.py

@@ -0,0 +1,56 @@
+"""GekiChu rating tables
+
+Revision ID: 6a7e8277763b
+Revises: d8950c7ce2fc
+Create Date: 2024-03-13 12:18:53.210018
+
+"""
+from alembic import op
+from sqlalchemy import Column, Integer, String
+
+
+# revision identifiers, used by Alembic.
+revision = '6a7e8277763b'
+down_revision = 'd8950c7ce2fc'
+branch_labels = None
+depends_on = None
+
+GEKICHU_RATING_TABLE_NAMES = [
+    "chuni_profile_rating",
+    "ongeki_profile_rating",
+]
+
+def upgrade():
+    for table_name in GEKICHU_RATING_TABLE_NAMES:
+        op.create_table(
+            table_name,
+            Column("id", Integer, primary_key=True, nullable=False),
+            Column("user", Integer, nullable=False),
+            Column("version", Integer, nullable=False),
+            Column("type", String(255), nullable=False),
+            Column("index", Integer, nullable=False),
+            Column("musicId", Integer),
+            Column("difficultId", Integer),
+            Column("romVersionCode", Integer),
+            Column("score", Integer),
+            mysql_charset="utf8mb4",
+        )
+        op.create_foreign_key(
+            None,
+            table_name,
+            "aime_user",
+            ["user"],
+            ["id"],
+            ondelete="cascade",
+            onupdate="cascade",
+        )
+        op.create_unique_constraint(
+            f"{table_name}_uk",
+            table_name,
+            ["user", "version", "type", "index"],
+        )
+
+
+def downgrade():
+    for table_name in GEKICHU_RATING_TABLE_NAMES:
+        op.drop_table(table_name)