Test of Dockerfile (not verified)

backend/service-authentication/Dockerfile

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+# syntax=docker/dockerfile:1
+FROM node:current-slim
+ENV NODE_ENV=production
+WORKDIR /app-authentication
+COPY ["package.json", "package-lock.json*", "./"]
+RUN npm install --production
+COPY . .
+CMD [ "node", "server.js" ]

backend/service-message/Dockerfile

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+# syntax=docker/dockerfile:1
+FROM node:current-slim
+ENV NODE_ENV=production
+WORKDIR /app-message
+COPY ["package.json", "package-lock.json*", "./"]
+RUN npm install --production
+COPY . .
+CMD [ "node", "server.js" ]

backend/service-notification/Dockerfile

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+# syntax=docker/dockerfile:1
+FROM node:current-slim
+ENV NODE_ENV=production
+WORKDIR /app-notification
+COPY ["package.json", "package-lock.json*", "./"]
+RUN npm install --production
+COPY . .
+CMD [ "node", "server.js" ]

backend/service-privateroom/Dockerfile

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+# syntax=docker/dockerfile:1
+FROM node:current-slim
+ENV NODE_ENV=production
+WORKDIR /app-privateroom
+COPY ["package.json", "package-lock.json*", "./"]
+RUN npm install --production
+COPY . .
+CMD [ "node", "server.js" ]

docker-compose.yml

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+version: '3.7'
+networks:
+  net:
+
+services:
+
+  frontend:
+    image: frontend
+    environment:
+      SERVICE_ADRESS: frontend
+      SERVICE_PORT: 4200
+    ports:
+      - 4200:4200
+    networks:
+      - net
+
+  service-authentication:
+    image: service-authentication
+    environment:
+      SERVICE_ADRESS: service-authentication
+      SERVICE_PORT: 3000
+      ports:
+        - 3000:3000
+    networks:
+      - net
+
+  service-message:
+    image: service-message
+    environment:
+      SERVICE_ADRESS: service-message
+      SERVICE_PORT: 3000
+      ports:
+        - 3001:3000
+    networks:
+      - net
+  service-notification:
+    image: service-notification
+    environment:
+      SERVICE_ADRESS: service-notification
+      SERVICE_PORT: 3000
+      ports:
+        - 3002:3000
+    networks:
+      - net
+
+  service-privateroom:
+    image: service-privateroom
+    environment:
+      SERVICE_ADRESS: service-privateroom
+      SERVICE_PORT: 3000
+      ports:
+        - 3003:3000
+    networks:
+      - net
+
+  mongodb-authentication:
+    image: mongo
+    networks:
+      - net
+    ports:
+      -  27017:27017
+
+  mongodb-message:
+    image: mongo
+    networks:
+      - net
+    ports:
+      - 27020:27017
+
+  mongodb-notification:
+    image: mongo
+    networks:
+      - net
+    ports:
+      - 27021:27017
+
+  mongodb-privateroom:
+    image: mongo
+    networks:
+      - net
+    ports:
+      - 27022:27017