feat: upgrade script to re-assert all known actors to save URL into hash, and bump mentions

src/upgrades/4.0.0/remote_user_urls.js

@@ -0,0 +1,18 @@
+// REMOVE THIS PRIOR TO 4.0 ALPHA
+
+'use strict';
+
+// eslint-disable-next-line no-unused-vars
+const db = require('../../database');
+const activitypub = require('../../activitypub');
+
+module.exports = {
+	name: 'Re-assert all existing actors to save URL into hash',
+	timestamp: Date.UTC(2024, 3, 4),
+	method: async () => {
+		const batch = require('../../batch');
+		const { progress } = this;
+
+		await batch.processSortedSet('usersRemote:lastCrawled', async ids => await activitypub.actors.assert(ids, { update: true }), { progress });
+	},
+};