/// migrate((db) => { const collection = new Collection({ "id": "bulletin_reads", "created": "2026-04-21 00:00:01.000Z", "updated": "2026-04-21 00:00:01.000Z", "name": "bulletin_reads", "type": "base", "system": false, "schema": [ { "system": false, "id": "br_post", "name": "post", "type": "relation", "required": true, "presentable": false, "unique": false, "options": { "collectionId": "bulletin_posts", "cascadeDelete": true, "minSelect": null, "maxSelect": 1, "displayFields": null } }, { "system": false, "id": "br_user", "name": "user", "type": "relation", "required": true, "presentable": false, "unique": false, "options": { "collectionId": "_pb_users_auth_", "cascadeDelete": true, "minSelect": null, "maxSelect": 1, "displayFields": null } } ], "indexes": [ "CREATE UNIQUE INDEX `idx_bulletin_reads_post_user` ON `bulletin_reads` (\n `post`,\n `user`\n)" ], "listRule": "@request.auth.id != \"\" && user = @request.auth.id", "viewRule": "@request.auth.id != \"\" && user = @request.auth.id", "createRule": "@request.auth.id != \"\" && user = @request.auth.id", "updateRule": null, "deleteRule": "user = @request.auth.id || post.group.owner = @request.auth.id", "options": {} }); return Dao(db).saveCollection(collection); }, (db) => { const dao = new Dao(db); const collection = dao.findCollectionByNameOrId("bulletin_reads"); return dao.deleteCollection(collection); })