ci: report coverage to codeclimate (#113)

* ci: report coverage to codeclimate

* ci: codeclimate: remove debug flag

* ci: add codeclimate config file

* ci/codeclimate: removed coverageLocations workaround
paambaati/codeclimate-action#265 was fixed upstream

.codeclimate.yml

@@ -0,0 +1,10 @@
+version: "2"
+plugins:
+  golint:
+    enabled: true
+    config:
+      min_confidence: 0.9
+  gofmt:
+    enabled: true
+  govet:
+    enabled: true

.github/workflows/push_pr.yml

@@ -94,3 +94,24 @@ jobs:
       - name: Scan code for vulnerabilities
         run: make ci/snyk-test
 
+  coverage:
+    name: Report coverage analysis to codeclimate
+    runs-on: ubuntu-latest
+    continue-on-error: true
+    steps:
+      - uses: actions/setup-go@v2
+        with:
+          go-version: ${{env.GO_VERSION}}
+      - uses: actions/checkout@v2
+      - run: make compile-deps
+      # go test outputs a fully qualified package path on the report, which confuses codeclimate if repo is not in $GOPATH
+      - name: Set codeclimate prefix
+        run: |
+          echo "CC_PREFIX=$(go list -m)" >> $GITHUB_ENV
+      - name: Test & publish code coverage
+        uses: paambaati/[email protected]
+        env:
+          CC_TEST_REPORTER_ID: 286fd24e272c97116860791b9c4ed636092663dc665a6608c8aaa625e9c46b1b
+        with:
+          coverageCommand: go test -coverprofile=c.out ./...
+          prefix: ${{ env.CC_PREFIX }} # CC will strip this from the test report, leading to the correct file path