chore: Convert conditions of permissions to array

packages/backend/src/db/migrations/20230828134734_convert_permission_conditions_to_array.ts

@@ -0,0 +1,11 @@
+import { Knex } from 'knex';
+
+export async function up(knex: Knex): Promise<void> {
+  await knex('permissions')
+    .where(knex.raw('conditions::text'), '=', knex.raw("'{}'::text"))
+    .update('conditions', JSON.stringify([]));
+}
+
+export async function down(): Promise<void> {
+  // void
+}