refactor: Move maintenance scripts to a dedicated maintenance_scripts/ directory.

maintenance_scripts/check_local_db.py

@@ -0,0 +1,20 @@
+import sqlite3
+import os
+
+# Project root database
+DB_PATH = os.path.join("database", "umamusume.db")
+
+def check_local_db():
+    if not os.path.exists(DB_PATH):
+        print("Local DB not found")
+        return
+    conn = sqlite3.connect(DB_PATH)
+    cur = conn.cursor()
+    cur.execute("SELECT MIN(card_id), MAX(card_id) FROM support_cards")
+    print(f"Local support_cards range: {cur.fetchone()}")
+    cur.execute("SELECT MIN(card_id), MAX(card_id) FROM support_events")
+    print(f"Local support_events range: {cur.fetchone()}")
+    conn.close()
+
+if __name__ == "__main__":
+    check_local_db()