Retain mailpit data

src/compose.yml

@@ -36,15 +36,20 @@ services:
     container_name: lunchtime-mailpit
     ports:
       - "8025:8025"
+    volumes:
+      - mailpit-data:/data
     restart: unless-stopped
 
   nginx:
     image: nginx:alpine
     ports:
-      - "8080:8080"
+      - "8020:8080"
     volumes:
       - ../nginx.conf:/etc/nginx/conf.d/default.conf:ro
     depends_on:
       - backend
       - frontend
-    restart: unless-stopped
+    restart: unless-stopped
+
+volumes:
+  mailpit-data: