Upgrade Nostrify to v0.20.0, enable Postgres FTS

src/db/migrations/020_pgfts.ts

@@ -0,0 +1,19 @@
+import { Kysely, sql } from 'kysely';
+
+import { Conf } from '@/config.ts';
+
+export async function up(db: Kysely<any>): Promise<void> {
+  if (['postgres:', 'postgresql:'].includes(Conf.databaseUrl.protocol!)) {
+    await db.schema.createTable('nostr_pgfts')
+      .ifNotExists()
+      .addColumn('event_id', 'text', (c) => c.primaryKey().references('nostr_events.id').onDelete('cascade'))
+      .addColumn('search_vec', sql`tsvector`, (c) => c.notNull())
+      .execute();
+  }
+}
+
+export async function down(db: Kysely<any>): Promise<void> {
+  if (['postgres:', 'postgresql:'].includes(Conf.databaseUrl.protocol!)) {
+    await db.schema.dropTable('nostr_pgfts').ifExists().execute();
+  }
+}