added build workflow

Author: mattkjames7

.github/workflows/build_images.yml

@@ -0,0 +1,98 @@
+name: Build Images
+concurrency:
+  group: ${{ github.head_ref || github.sha }}
+  cancel-in-progress: true
+
+
+on:
+  push:
+  workflow_dispatch:
+    inputs:
+      push_to_s3:
+        type: boolean
+        default: true
+        description: "Push image to S3 bucket"
+      test:
+        type: boolean
+        default: false
+        description: "Push to prometheus-exporter-test directory"
+
+jobs:
+  build_images:
+    strategy:
+      matrix:
+        arch: ["amd64", "arm64"]
+
+    runs-on: ${{ (matrix.arch == 'arm64') && fromJSON('["self-hosted", "ARM64"]') || fromJSON('["self-hosted", "X64"]') }}
+    steps:
+      - name: Checkout repository 
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Set up Docker Buildx
+        id: buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Setup AWS credentials
+        if: ${{ inputs.push_to_s3 }}
+        uses: aws-actions/configure-aws-credentials@v4
+        with:
+          aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}
+          aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
+          aws-region: ${{ env.s3_region }}
+
+      - name: Extract Tag From pyproject.toml
+        run: |
+          tag="$(grep -Po '^version\s*=\s*"\K[0-9]+\.[0-9]+\.[0-9]+' pyproject.toml)"
+          repo_tag="memgraph/prometheus-exporter:${tag}"
+          echo "TAG=$tag" >> $GITHUB_ENV
+          echo "REPO_TAG=$repo_tag" >> $GITHUB_ENV
+
+      - name: Set Name and Output Directory
+        run: |
+          name="mg-prometheus-exporter-${tag}-docker.tar.gz"
+          echo "FILE_NAME=$name" >> $GITHUB_ENV
+        
+          basedir="prometheus-exporter${{ inputs.test == true && '-test' || '' }}"
+          outdir="$basedir/docker${{ (matrix.arch == 'arm64') && '-aarch64' || '' }}"
+          echo "OUT_DIR=$outdir" >> $GITHUB_ENV
+
+          echo "Output: $outdir/$name"
+
+      - name: Build Image
+        run: |
+          docker build --tag "${{ env.REPO_TAG }}" --load .
+      
+      - name: Save Image
+        run: |
+          mkdir -p output
+          docker save "${{ env.REPO_TAG }}" | gzip > "output/$FILE_NAME"
+      
+      - name: Push Image to S3
+        if: ${{ inputs.push_to_s3 }}
+        env:
+          AWS_S3_BUCKET: "deps.memgraph.io"
+          AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
+          AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
+          AWS_REGION: "eu-west-1"
+          SOURCE_DIR: "output"
+          DEST_DIR: "${{ env.OUT_DIR }}/"
+        run: |
+          max_attempts=3
+          attempt_num=1
+          until [ $attempt_num -gt $max_attempts ]
+          do
+            echo "Attempt $attempt_num..."
+            # Replace the next line with your actual s3 sync command or action logic
+            aws s3 sync $SOURCE_DIR s3://$AWS_S3_BUCKET/$DEST_DIR && break || {
+              echo "Attempt $attempt_num failed. Retrying in 5 seconds..."
+              sleep 5
+              attempt_num=$((attempt_num+1))
+            }
+          done
+      
+      - name: Cleanup
+        if: always()
+        run: |
+          docker rmi "${{ env.REPO_TAG }}" || true