docmost/apps/server/src/kysely/migrate.ts

import * as path from 'path';
import { promises as fs } from 'fs';
import pg from 'pg';
import {
  Kysely,
  Migrator,
  PostgresDialect,
  FileMigrationProvider,
} from 'kysely';
import { run } from 'kysely-migration-cli';
import * as dotenv from 'dotenv';
import { envPath } from '../helpers/utils';

dotenv.config({ path: envPath });

const migrationFolder = path.join(__dirname, './migrations');

const db = new Kysely<any>({
  dialect: new PostgresDialect({
    pool: new pg.Pool({
      connectionString: process.env.DATABASE_URL,
    }) as any,
  }),
});

const migrator = new Migrator({
  db,
  provider: new FileMigrationProvider({
    fs,
    path,
    migrationFolder,
  }),
});

run(db, migrator, migrationFolder);