Initial commit: BI Agentes platform

Independent dashboard for CambioReal agents with local SQLite auth
and read-only RDS connection. Features login, per-agent transaction
filtering, KPIs, charts (Chart.js), and detailed transaction table.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

server.js

@@ -0,0 +1,87 @@
+/**
+ * BI Agentes — CambioReal
+ *
+ * Uso:  node server.js
+ * Abre: http://localhost:3080
+ */
+require('dotenv').config();
+
+const express = require('express');
+const session = require('express-session');
+const path = require('path');
+const { authenticate, requireAuth } = require('./src/auth');
+const { fetchTransacoes, serialize } = require('./src/queries');
+const { buildHTML } = require('./src/dashboard');
+
+// Initialize SQLite (creates tables on first run)
+require('./src/db-local');
+
+const app = express();
+const PORT = process.env.PORT || 3080;
+
+// Middleware
+app.use(express.urlencoded({ extended: false }));
+app.use(express.json());
+app.use(session({
+  secret: process.env.SESSION_SECRET || 'bi-agentes-default-secret',
+  resave: false,
+  saveUninitialized: false,
+  cookie: { maxAge: 8 * 60 * 60 * 1000 }, // 8 horas
+}));
+
+// Static files
+app.use('/public', express.static(path.join(__dirname, 'public')));
+
+// --- Routes ---
+
+// Login page
+app.get('/login', (req, res) => {
+  if (req.session && req.session.agente) return res.redirect('/dashboard');
+  res.sendFile(path.join(__dirname, 'public', 'login.html'));
+});
+
+// Login POST
+app.post('/login', async (req, res) => {
+  const { email, senha } = req.body;
+  try {
+    const agente = await authenticate(email, senha);
+    if (!agente) return res.redirect('/login?error=1');
+    req.session.agente = {
+      id: agente.id,
+      email: agente.email,
+      agente_id: agente.agente_id,
+      nome: agente.nome,
+    };
+    res.redirect('/dashboard');
+  } catch (err) {
+    console.error('Login error:', err);
+    res.redirect('/login?error=1');
+  }
+});
+
+// Logout
+app.get('/logout', (req, res) => {
+  req.session.destroy(() => res.redirect('/login'));
+});
+
+// Dashboard (protected)
+app.get('/dashboard', requireAuth, async (req, res) => {
+  try {
+    const agente = req.session.agente;
+    const { rowsBrlUsd, rowsUsdBrl } = await fetchTransacoes(agente.agente_id);
+    const data = serialize(rowsBrlUsd, rowsUsdBrl);
+    const html = buildHTML(data, agente);
+    res.send(html);
+  } catch (err) {
+    console.error('Dashboard error:', err);
+    res.status(500).send('Erro ao carregar dashboard: ' + err.message);
+  }
+});
+
+// Root redirect
+app.get('/', (req, res) => res.redirect('/dashboard'));
+
+// Start
+app.listen(PORT, () => {
+  console.log(`BI Agentes rodando: http://localhost:${PORT}`);
+});