Baseline commit of the existing Maquina Comercial Pessoal project

Tracks the app that was already in place (capture, treatment, outreach,
WhatsApp integration, server, frontend, tests, docs) so future feature
work can branch and use isolated worktrees.

tests/server-shutdown.test.mjs

@@ -0,0 +1,42 @@
+import test from 'node:test';
+import assert from 'node:assert/strict';
+import fs from 'node:fs/promises';
+import path from 'node:path';
+import { fileURLToPath } from 'node:url';
+
+const root = path.dirname(path.dirname(fileURLToPath(import.meta.url)));
+
+test('servidor inicia encerramentos em paralelo e limita esperas antes de fechar banco', async () => {
+  const source = await fs.readFile(path.join(root, 'scripts', 'servidor.mjs'), 'utf8');
+  assert.match(source, /recoverPendingOutreach\(db\)/);
+  assert.match(source, /pauseCampaignsAfterRestart\(db\)/);
+  assert.match(source, /recoverReservedCampaignQueue\(db\)/);
+  assert.match(source, /onMessageStatus:\s*\(event\)\s*=>\s*updateOutreachMessageStatus\(db, event\)/);
+  assert.ok(source.indexOf('recoverPendingOutreach(db)') < source.indexOf('const stopScheduler = startOutreachScheduler'));
+  assert.ok(source.indexOf('pauseCampaignsAfterRestart(db)') < source.indexOf('const stopScheduler = startOutreachScheduler'));
+  assert.ok(source.indexOf('recoverReservedCampaignQueue(db)') < source.indexOf('const stopScheduler = startOutreachScheduler'));
+  assert.match(source, /setTimeout\(\(\) => process\.exit\(1\), 30_000\)/);
+  const shutdown = source.slice(source.indexOf('async function shutdown()'));
+  const schedulerStart = shutdown.indexOf('stopScheduler()');
+  const jobsStart = shutdown.indexOf('jobs.close()');
+  const whatsappStart = shutdown.indexOf('whatsapp.close()');
+  const sharedWait = shutdown.indexOf('Promise.allSettled(shutdownTasks)');
+  assert.ok(schedulerStart >= 0 && schedulerStart < sharedWait);
+  assert.ok(jobsStart >= 0 && jobsStart < sharedWait);
+  assert.ok(whatsappStart >= 0 && whatsappStart < sharedWait);
+  assert.match(shutdown, /Promise\.race\([\s\S]*Promise\.allSettled\(shutdownTasks\)[\s\S]*20_000/);
+  assert.match(shutdown, /encerramento dos recursos excedeu o prazo/);
+  assert.ok(sharedWait < shutdown.indexOf('recoverOrphans(db, log)'));
+  assert.ok(shutdown.indexOf('recoverOrphans(db, log)') < shutdown.indexOf('server.close(resolve)'));
+  assert.ok(shutdown.indexOf('server.close(resolve)') < shutdown.indexOf('db.close()'));
+  assert.match(shutdown, /encerramento HTTP excedeu o prazo/);
+});
+
+test('UI distingue resultado desconhecido de falha', async () => {
+  const source = await fs.readFile(path.join(root, 'public', 'js', 'app.js'), 'utf8');
+  assert.match(source, /desconhecido[^\n]+(?:Resultado desconhecido|Confirmação pendente)/);
+  assert.match(source, /aceito[^\n]+Aguardando confirmação/);
+  assert.match(source, /entregue[^\n]+Entregue/);
+  assert.match(source, /refresh-qr/);
+  assert.match(source, /persistencia_incerta[\s\S]+?aviso/);
+});