Part 2 exercises

Part2/Exercise10/docker-compose.yml

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+version: '3.9'
+
+services:
+  db:
+    image: postgres:15.2-alpine
+    environment:
+      - POSTGRES_PASSWORD=postgres
+    container_name: db
+    volumes:
+      - ./data:/var/lib/postgresql/data
+
+  backend:
+    image: example-backend:2.9
+    environment:
+      - REDIS_HOST=cache
+      - POSTGRES_HOST=db
+      - POSTGRES_PASSWORD=postgres
+    container_name: back
+    depends_on:
+      - db
+
+  frontend:
+    image: example-frontend:2.9
+    container_name: front 
+
+  redis:
+    image: redis:7.0.9
+    container_name: cache
+
+  proxy:
+    image: nginx:1.23.3
+    volumes:
+      - ./nginx.conf:/etc/nginx/nginx.conf:ro
+    ports:
+      - 80:80
+    depends_on:
+      - backend
+      - frontend

Part2/Exercise10/explanation.txt

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+I had already naturally removed the ports from the docker-compose.yml when I did the proxy setup.