feat: setup S2S integration, tailwind fixes, admin routing, nginx fallback

backend/routes/api.js

@@ -1,14 +1,33 @@
 const express = require('express');
 const router = express.Router();
 const multer = require('multer');
+const path = require('path');
+const fs = require('fs');
 
 // Configure multer for memory storage (we'll forward the buffer to the external API)
 const upload = multer({ storage: multer.memoryStorage() });
 
+// Ensure uploads dir exists for PDF reports
+const reportsDir = path.join(__dirname, '../uploads/reports');
+if (!fs.existsSync(reportsDir)) {
+  fs.mkdirSync(reportsDir, { recursive: true });
+}
+
+const diskStorage = multer.diskStorage({
+  destination: function (req, file, cb) {
+    cb(null, reportsDir)
+  },
+  filename: function (req, file, cb) {
+    const uniqueSuffix = Date.now() + '-' + Math.round(Math.random() * 1E9)
+    cb(null, (req.body.phone || 'anonymous') + '-' + uniqueSuffix + '.pdf')
+  }
+});
+const uploadPdf = multer({ storage: diskStorage });
+
 // Controllers
 const { analyzeImage } = require('../controllers/analysisController');
 const { createUser, verifyOtp } = require('../controllers/userController');
-const { createReport, getReport } = require('../controllers/reportController');
+const { createReport, getReport, savePdfReport } = require('../controllers/reportController');
 const { sendOtp, sendReport } = require('../controllers/whatsappController');
 const { getDashboardUsers } = require('../controllers/dashboardController');
 
@@ -22,6 +41,7 @@ router.post('/verify-otp', verifyOtp);
 // 3. Reports
 router.post('/reports', createReport);
 router.get('/reports/:reportId', getReport);
+router.post('/reports/save-pdf', uploadPdf.single('pdf'), savePdfReport);
 
 // 4. WhatsApp Integration
 router.post('/whatsapp/send-otp', sendOtp);