[hw-8] add: repo layer

docker-compose.yaml

@@ -75,6 +75,28 @@ services:
     ports:
       - "5434:5432"
 
+  postgres-comments-shard-1:
+    image: gitlab-registry.ozon.dev/go/classroom-18/students/base/postgres:16
+    environment:
+      POSTGRES_DB: comments_db
+      POSTGRES_USER: comments-user-1
+      POSTGRES_PASSWORD: comments-password-1
+    ports:
+      - "5432:5432"
+    volumes:
+      - shard1-data:/var/lib/postgresql/data
+
+  postgres-comments-shard-2:
+    image: gitlab-registry.ozon.dev/go/classroom-18/students/base/postgres:16
+    environment:
+      POSTGRES_DB: comments_db
+      POSTGRES_USER: comments-user-2
+      POSTGRES_PASSWORD: comments-password-2
+    ports:
+      - "5432:5432"
+    volumes:
+      - shard2-data:/var/lib/postgresql/data
+
   kafka-ui:
     container_name: kafka-ui
     image: provectuslabs/kafka-ui:latest