feat: docker build pipeline

.dockerignore

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+terraform
+.gitignore
+README.md
+LICENSE
+yarn.lock
+.env.example
+.env
+.git
+test
+node_modules

.github/workflows/build-latest-docker-image.yaml

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+name: Build and push latest docker image
+
+on:
+  push:
+    branches:
+      - main
+      - feat/dockerize-build
+  workflow_dispatch:
+jobs:
+  build-and-push-latest-docker-image:
+    strategy:
+      matrix:
+        os:
+          - ubuntu-20.04
+    runs-on: ${{ matrix.os }}
+    permissions:
+      id-token: write
+      contents: read
+    env:
+      REPOSITORY: axelarscan-api
+      IMAGE_TAG: ${{ github.sha }}
+      AWS_ACCOUNT_ID: 499786161782
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: fetch tags
+        run: |
+          git fetch --unshallow
+
+      - name: Configure AWS credentials
+        uses: aws-actions/configure-aws-credentials@v1
+        with:
+          aws-region: us-east-2
+          role-to-assume: arn:aws:iam::${{ env.AWS_ACCOUNT_ID }}:role/ghwf-${{ github.event.repository.name }}
+
+      - name: Login to Amazon ECR
+        id: login-ecr
+        uses: aws-actions/amazon-ecr-login@v2
+
+      - name: check if an image already build on same commit hash
+        id: image-tag-check
+        run: |
+          app_version="v$(jq -r .version package.json)"
+          if [ ${{ github.ref }} != 'refs/heads/main' ]; then
+            app_version="${app_version}-dev_${GITHUB_RUN_NUMBER}.${GITHUB_RUN_ATTEMPT}"
+          fi
+          image_tag_exists=$(aws ecr batch-get-image --repository-name ${REPOSITORY} --image-ids "imageTag=${app_version}" | jq '.images | length')
+          echo "image_tag_exists=${image_tag_exists}" >> $GITHUB_OUTPUT
+          echo "IMAGE_TAG=${app_version}" >> $GITHUB_ENV
+
+      - name: Build docker image
+        if: steps.image-tag-check.outputs.image_tag_exists == 0
+        run: |
+          docker build --platform linux/amd64 -t axelarscan/axelarscan-api .
+
+      - name: Push to ECR
+        if: steps.image-tag-check.outputs.image_tag_exists == 0
+        env:
+          ECR_REGISTRY: ${{ steps.login-ecr.outputs.registry }}
+        run: |
+          docker image tag axelarscan/axelarscan-api "${ECR_REGISTRY}/${REPOSITORY}:${IMAGE_TAG}"
+          docker push "${ECR_REGISTRY}/${REPOSITORY}:${IMAGE_TAG}"

Dockerfile

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+FROM public.ecr.aws/lambda/nodejs:20
+
+COPY --from=public.ecr.aws/datadog/lambda-extension:55 /opt/extensions/ /opt/extensions
+
+COPY . ${LAMBDA_TASK_ROOT}
+
+RUN npm install yarn --global
+RUN npm install datadog-lambda-js dd-trace
+
+RUN yarn
+
+CMD [ "index.handler" ]