(feat) refactoring, migration, sqlx prepare

.sqlx/query-7c81c4347f1e0d7a8109bfea0ad6692d7babfabd77abaedf17bccb414843c21b.json

@@ -0,0 +1,17 @@
+{
+  "db_name": "PostgreSQL",
+  "query": "\n        INSERT INTO user_consents (user_id, bank_code, consent_id, expires_at)\n        VALUES ($1, $2, $3, $4)\n        ON CONFLICT (user_id, bank_code)\n        DO UPDATE SET consent_id = $3, expires_at = $4, created_at = NOW()\n        ",
+  "describe": {
+    "columns": [],
+    "parameters": {
+      "Left": [
+        "Varchar",
+        "Varchar",
+        "Varchar",
+        "Timestamptz"
+      ]
+    },
+    "nullable": []
+  },
+  "hash": "7c81c4347f1e0d7a8109bfea0ad6692d7babfabd77abaedf17bccb414843c21b"
+}