chore(ci): add coverage upload

.github/workflows/pull-request.yml

@@ -47,7 +47,11 @@ jobs:
           go-version: 1.15.x
       - name: Run tests
         run: |
-          go test ./... -coverprofile coverage.out
+          CGO_ENABLED=0 go test -v -coverprofile=coverage.out -covermode=atomic ./...
+      - name: Publish coverage
+        uses: codecov/codecov-action@v1
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }}
 
   build:
     name: Build

.github/workflows/release.yml

@@ -147,6 +147,10 @@ jobs:
     needs: build
     runs-on: ubuntu-latest
     steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
       - name: Install mkdocs
         run: |
           pip install \