refactor: migrate to typeorm 3.0 (#8443)

* wip

* wip

* wip

* Update following.ts

* wip

* wip

* wip

* Update resolve-user.ts

* maxQueryExecutionTime

* wip

* wip

packages/backend/src/server/api/endpoints/pages/delete.ts

@@ -34,7 +34,7 @@ export const paramDef = {
 
 // eslint-disable-next-line import/no-default-export
 export default define(meta, paramDef, async (ps, user) => {
-	const page = await Pages.findOne(ps.pageId);
+	const page = await Pages.findOneBy({ id: ps.pageId });
 	if (page == null) {
 		throw new ApiError(meta.errors.noSuchPage);
 	}