add new service + fix docs links

producer/ecosystem.config.example.cjs

@@ -0,0 +1,23 @@
+module.exports = {
+    apps: [
+        {
+            name: 'QueueBroker',
+            port: '3000',
+            exec_mode: 'cluster',
+            instances: '2',
+            script: './dist/broker/src/index.js',
+            env: {
+                EMAIL_SERVICE: "",
+                EMAIL_HOST: "",
+                EMAIL_USER: "",
+                EMAIL_PASS: "",
+                PORT: "",
+                MONGO_CONNECTION_STRING: "",
+                REDIS_URL: "",
+                REDIS_USERNAME: "",
+                REDIS_PASSWORD: "",
+                STREAM_NAME: ""
+            }
+        }
+    ]
+}