Building a docker image for the Broker service

broker-service/broker-service.dockerfile

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+# base go image
+FROM golang:1.22-alpine as builder
+
+RUN mkdir /app
+
+COPY . /app
+
+WORKDIR /app
+
+RUN CGO_ENABLED=0 go build -o brokerApp ./cmd/api
+
+RUN chmod +x /app/brokerApp
+
+# build a tiny docker image
+FROM alpine:latest
+
+RUN mkdir /app
+
+COPY --from=builder /app/brokerApp /app
+
+CMD ["/app/brokerApp"]

project/docker-compose.yml

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+services:
+  broker-service:
+    build:
+      context: ./../broker-service/
+      dockerfile: ./../broker-service/broker-service.dockerfile
+    restart: always
+    ports:
+      - "8080:4000"
+    deploy:
+      mode: replicated
+      replicas: 1