Added portainer config

portainer/docker-compose.yml

@@ -0,0 +1,22 @@
+version: '3.5'
+
+services:
+    app:
+        image: 'portainer/portainer-ce:latest'
+        restart: 'always'
+
+        labels:
+            - 'com.centurylinklabs.watchtower.enable=true'
+        networks:
+            - 'nginx'
+        volumes:
+            - '/var/run/docker.sock:/var/run/docker.sock'
+            - 'data:/data'
+
+networks:
+    nginx:
+        external:
+            name: 'nginx'
+
+volumes:
+    data: