traffic-a22-data-quality: move build to container

.github/workflows/ci-traffic-a22-data-quality.yml

@@ -40,11 +40,6 @@ jobs:
       - name: Checkout source code
         uses: actions/checkout@v3
 
-      - name: Setup go
-        uses: actions/setup-go@v4
-        with:
-          go-version-file: ${{ env.WORKING_DIRECTORY }}/src/go.mod
-
       - name: Create .env file
         uses: noi-techpark/github-actions/env-file@v2
         with:
@@ -75,10 +70,6 @@ jobs:
 
           # run once per day, calculates the previous day's sums
           X_SCHEDULER_CRON: "0 10 4 * * *"
-
-      - name: Build go application
-        run: go build -o main main.go
-        working-directory: ${{ env.WORKING_DIRECTORY }}/src
 
       - name: Build and push 
         uses: noi-techpark/github-actions/docker-build-and-push@v2

traffic-a22-data-quality/infrastructure/docker/Dockerfile

@@ -1,10 +1,17 @@
-FROM golang:1.23-bookworm
+# SPDX-FileCopyrightText: 2024 NOI Techpark <digital@noi.bz.it>
+#
+# SPDX-License-Identifier: CC0-1.0
 
-# install if docker host doesn't has libc6 installed
-RUN apt-get update && apt-get install -y libc6
+FROM golang:1.23-bookworm AS base
 
+FROM base AS build-env
 WORKDIR /app
+COPY src/. .
+RUN go mod download
+RUN CGO_ENABLED=0 GOOS=linux go build -o main
 
-COPY src/main main
-
-CMD [ "./main"]
+# BUILD published image
+FROM alpine:latest AS build
+WORKDIR /app
+COPY --from=build-env /app/main .
+ENTRYPOINT [ "./main"]