Add coverage data to github action

.github/workflows/docker-image.yml

@@ -32,3 +32,9 @@ jobs:
 
     - name: Build and Test
       run: ./script/test.sh
+
+    - name: Upload test coverage result
+      uses: actions/upload-artifact@v1
+      with:
+        name: Coverage
+        path: /tmp/coverage.html

script/test.sh

@@ -15,5 +15,8 @@ docker build .
 
 # Run the integration tests with docker-compose
 docker-compose up --build --detach
-go test -v ./... -tags integration -cover
+go test -v ./... -tags integration -cover -coverprofile=/tmp/c.out
-docker-compose down
+docker-compose down
+
+# Convert the coverage data to html
+go tool cover -html=/tmp/c.out -o /tmp/coverage.html