ci(disk usage): disk related fixes and improvements (#1524)

ci(workflow): show disk usage and free up disk space used by unneeded tooling
ci(tests): routes tests: do not copy large images if they are not used later
ci(trivy): update a test: download trivy.db to a temporary folder

Signed-off-by: Andrei Aaron <aaaron@luxoft.com>

.github/workflows/ci-cd.yml

@@ -32,14 +32,21 @@ jobs:
         os: [linux, darwin]
         arch: [amd64, arm64]
     steps:
+      - name: Remove unneeded tooling
+        run: |
+          # To free up ~15 GB of disk space
+          sudo rm -rf /opt/ghc
+          sudo rm -rf /usr/local/share/boost
+          sudo rm -rf /usr/local/lib/android
+          sudo rm -rf /usr/share/dotnet
       - name: Install go
         uses: actions/setup-go@v4
         with:
           cache: false
           go-version: 1.20.x
+
       - name: Check out source code
         uses: actions/checkout@v3
-
       - name: Cache go dependencies
         id: cache-go-dependencies
         uses: actions/cache@v3
@@ -94,6 +101,23 @@ jobs:
         env:
           AWS_ACCESS_KEY_ID: fake
           AWS_SECRET_ACCESS_KEY: fake
+
+      - name: Check disk space before build
+        run: |
+          cd $GITHUB_WORKSPACE
+          set -x
+          df -h
+          sudo ls -lRh /tmp/* || true
+          sudo du -sh /tmp || true
+          sudo du -sh /tmp/* || true
+          sudo find /tmp/ -size +5M | sudo xargs ls -lh
+          du -sh ./* || true
+          find ./ -size +5M   | xargs ls -lh
+          sudo du -sh /var/
+          sudo du -sh /var/lib/docker/
+          du -sh /home/runner/work/
+          set +x
+
       - name: Run build and test
         timeout-minutes: 80
         run: |
@@ -112,6 +136,24 @@ jobs:
           AWS_SECRET_ACCESS_KEY: fake
           OS: ${{ matrix.os }}
           ARCH: ${{ matrix.arch }}
+
+      - name: Check disk space after build
+        if: always()
+        run: |
+          cd $GITHUB_WORKSPACE
+          set -x
+          df -h
+          sudo ls -lRh /tmp/* || true
+          sudo du -sh /tmp || true
+          sudo du -sh /tmp/* || true
+          sudo find /tmp/ -size +5M | sudo xargs ls -lh
+          du -sh ./* || true
+          find ./ -size +5M   | xargs ls -lh
+          sudo du -sh /var/
+          sudo du -sh /var/lib/docker/
+          du -sh /home/runner/work/
+          set +x
+
       - name: Upload code coverage
         uses: codecov/codecov-action@v3
         with: