Fix docker-compose in production (#81)

* Fixed problem with docker-compose not updating new files in the multi-stage build.
* Update readme with a new screenshot

docker/docker-compose.yml

@@ -5,7 +5,6 @@ services:
     image: immich-server:1.4.0
     build:
       context: ../server
-      target: production
       dockerfile: ../server/Dockerfile
     command: npm run start:prod
     expose:
@@ -16,6 +15,8 @@ services:
       - /usr/src/app/node_modules
     env_file:
       - .env
+    environment:
+      - NODE_ENV=production
     depends_on:
       - redis
       - database
@@ -26,7 +27,6 @@ services:
     image: immich-microservices:1.4.0
     build:
       context: ../microservices
-      target: production
       dockerfile: ../microservices/Dockerfile
     command: npm run start:prod
     expose:
@@ -37,6 +37,8 @@ services:
       - /usr/src/app/node_modules
     env_file:
       - .env
+    environment:
+      - NODE_ENV=production
     depends_on:
       - database
     networks: