fix ci

.github/workflows/ci.yaml

@@ -6,7 +6,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        go-version: [1.15.x]
+        go-version: [1.18.x]
         platform: [ubuntu-latest]
     runs-on: ${{ matrix.platform }}
     steps:
@@ -17,11 +17,4 @@ jobs:
     - name: Checkout code
       uses: actions/checkout@v2
     - name: Run tests
-      run: go test -v ./... -covermode=count -coverprofile=coverage.out -coverpkg=./...
-    - name: Send coverage
-      if: "matrix.platform == 'ubuntu-latest'"
-      env:
-        COVERALLS_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-      run: |
-        GO111MODULE=off go get github.com/mattn/goveralls
-        $(go env GOPATH)/bin/goveralls -coverprofile=coverage.out -service=github
+      run: go test -v ./...

README.md

@@ -1,7 +1,6 @@
 # lang
 
 ![test](https://github.com/wmentor/lang/workflows/test/badge.svg)
-[![Coverage Status](https://coveralls.io/repos/github/wmentor/lang/badge.svg?branch=main)](https://coveralls.io/github/wmentor/lang?branch=main)
 [![https://goreportcard.com/report/github.com/wmentor/lang](https://goreportcard.com/badge/github.com/wmentor/lang)](https://goreportcard.com/report/github.com/wmentor/lang)
 [![https://pkg.go.dev/github.com/wmentor/lang](https://pkg.go.dev/badge/github.com/wmentor/lang.svg)](https://pkg.go.dev/github.com/wmentor/lang)
 [![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT)