security: harden production configuration and routes

apps/parapharmacy-api/src/routes/products.js

@@ -1,5 +1,6 @@
 import { Router } from 'express';
 import Product from '../models/Product.js';
+import { requireServiceKey } from '../middleware/service-auth.js';
 
 const router = Router();
 
@@ -208,7 +209,7 @@ router.get('/:id', async (req, res) => {
  *       201:
  *         description: Product created/updated
  */
-router.post('/', async (req, res) => {
+router.post('/', requireServiceKey('INGEST_API_KEY'), async (req, res) => {
   try {
     const {
       name,
@@ -277,13 +278,16 @@ router.post('/', async (req, res) => {
  *       200:
  *         description: Upsert results
  */
-router.post('/bulk', async (req, res) => {
+router.post('/bulk', requireServiceKey('INGEST_API_KEY'), async (req, res) => {
   try {
     const { products } = req.body;
     
     if (!Array.isArray(products)) {
       return res.status(400).json({ error: 'products must be an array' });
     }
+    if (products.length > 100) {
+      return res.status(413).json({ error: 'products exceeds the maximum batch size of 100' });
+    }
     
     const results = {
       created: 0,
@@ -337,7 +341,7 @@ router.post('/bulk', async (req, res) => {
  *       404:
  *         description: Product not found
  */
-router.put('/:id', async (req, res) => {
+router.put('/:id', requireServiceKey('ADMIN_API_KEY'), async (req, res) => {
   try {
     const product = await Product.findByIdAndUpdate(
       req.params.id,
@@ -374,7 +378,7 @@ router.put('/:id', async (req, res) => {
  *       404:
  *         description: Product not found
  */
-router.delete('/:id', async (req, res) => {
+router.delete('/:id', requireServiceKey('ADMIN_API_KEY'), async (req, res) => {
   try {
     const product = await Product.findByIdAndDelete(req.params.id);