ci: switch from coveralls to codecov (#30)

.github/README.md

@@ -2,7 +2,7 @@
 
 [![GoDoc](https://godoc.org/github.com/go-vela/types?status.svg)](https://godoc.org/github.com/go-vela/types)
 [![Go Report Card](https://goreportcard.com/badge/go-vela/types)](https://goreportcard.com/report/go-vela/types)
-[![Coverage Status](https://coveralls.io/repos/github/go-vela/types/badge.svg?branch=master)](https://coveralls.io/github/go-vela/types?branch=master)
+[![codecov](https://codecov.io/gh/go-vela/types/branch/master/graph/badge.svg)](https://codecov.io/gh/go-vela/types)
 
 > Vela is in active development and is a pre-release product. Please use at your own risk in production.
 >

.github/workflows/test.yml

@@ -24,9 +24,8 @@ jobs:
       run: |
         go test -race -covermode=atomic -coverprofile=coverage.out ./...
 
-    - name: coveralls
-      env:
-        COVERALLS_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-      run: |
-        # https://github.com/mattn/goveralls#goveralls
-        $(go env GOPATH)/bin/goveralls -service=github -coverprofile=coverage.out
+    - name: coverage
+      uses: codecov/codecov-action@v1
+      with:
+        token: ${{ secrets.CODECOV_TOKEN }}
+        file: coverage.out