Judge: write only changed verdicts; scraped and locked by index

A round took 22-29 min an hour: every match went through the insert's
conflict check (60-150 s a rule), scraped and locked each scanned all of
releases. The spot inspector's releases now add their poster to posters.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

tests/functional/spots.spec.ts

@@ -103,6 +103,8 @@ test.group('Spots', (group) => {
     const release = await db.from('releases').where('source', 'spot').firstOrFail()
     assert.equal(release.name, 'Lonely File')
     assert.equal(release.files, 1)
+    assert.isNotNull(release.poster)
+    assert.isNotNull(await db.from('posters').where('poster', release.poster).first())
     const { default: NzbService } = await import('#services/nzb_service')
     assert.include((await NzbService.build(Number(release.id)))!.xml, 'lonely.file.mkv')
     // Not again while it has one; once the header pass builds the file's release, the spot moves there.