feat(jobs): jobs repo (list/getById/retry/remove)

Unifies pgboss.job (current, per-queue partitioned) and pgboss.archive
under one SELECT for operator views. retry promotes archived rows back
into the active partition.

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

tests/repos/jobs.test.js

@@ -0,0 +1,44 @@
+import { describe, it, expect, beforeEach, afterEach } from 'vitest';
+import { resetDb } from '../helpers/db.js';
+import { migrateUp } from '../../lib/db/migrate.js';
+import { stopBoss, waitForJob } from '../helpers/boss.js';
+import { pool } from '../../lib/db/pool.js';
+import * as queue from '../../lib/jobs/queue.js';
+import { registerWorkers } from '../../lib/jobs/index.js';
+import * as jobs from '../../lib/db/repos/jobs.js';
+
+beforeEach(async () => {
+  await resetDb(); await migrateUp();
+  await queue.start();
+  await registerWorkers();
+});
+afterEach(async () => { await stopBoss(); });
+
+describe('jobs repo', () => {
+  it('list returns recent jobs across states', async () => {
+    const id = await queue.enqueue('echo', { ping: 1 });
+    await waitForJob('echo', id);
+    const rows = await jobs.list({ limit: 10 });
+    expect(rows.find(r => r.id === id)).toBeTruthy();
+  });
+
+  it('getById returns null on unknown id', async () => {
+    expect(await jobs.getById('00000000-0000-0000-0000-000000000000')).toBeNull();
+  });
+
+  it('retry resubmits a failed job', async () => {
+    const id = await queue.enqueue('echo', { ping: 'x' });
+    await waitForJob('echo', id);
+    // mark it failed directly so retry has something to flip.
+    await pool.query(`UPDATE pgboss.job SET state='failed' WHERE id=$1`, [id]);
+    const out = await jobs.retry(id);
+    expect(out?.state).toBe('retry');
+  });
+
+  it('remove deletes by id', async () => {
+    const id = await queue.enqueue('echo', { ping: 'rm' });
+    await waitForJob('echo', id);
+    await jobs.remove(id);
+    expect(await jobs.getById(id)).toBeNull();
+  });
+});