Drop Docker builds in CI

.github/workflows/main.yml

@@ -82,32 +82,9 @@ jobs:
       - name: Test E2E
         run: yarn test:e2e
 
-  docker-build:
-    name: Build docker image and push to Docker Hub
-    runs-on: ubuntu-latest
-    steps:
-      - name: Clone Airseeker
-        uses: actions/checkout@v2
-      - name: Setup Node
-        uses: actions/setup-node@v2
-        with:
-          node-version: ${{ env.TARGET_NODE_VERSION }}
-          cache: yarn
-      - name: Build Docker image
-        run: |
-          docker build -t api3/airseeker-dev:${{ github.sha }} -f docker/Dockerfile .
-      - name: Log in to Docker Hub
-        uses: docker/login-action@v1
-        with:
-          username: ${{ secrets.DOCKERHUB_USERNAME }}
-          password: ${{ secrets.DOCKERHUB_TOKEN }}
-      - name: Push built image
-        run: |
-          docker push api3/airseeker-dev:${{ github.sha }}
-
   required-checks-passed:
     name: All required checks passed
     runs-on: ubuntu-latest
-    needs: [documentation, lint-build, docker-build, test, test-e2e]
+    needs: [documentation, lint-build, test, test-e2e]
     steps:
       - run: exit 0