gh-37: Add workflow file for Github Action (#38)

* Setting up Github Action

* remove Travis CI

* Update README.md

.github/workflows/ci.yml

@@ -0,0 +1,36 @@
+on: [pull_request]
+name: goimagehash workflow
+jobs:
+  test:
+    strategy:
+      matrix:
+        go-version: [1.6.x, 1.7.x, 1.8.x, 1.9.x, 1.10.x, 1.11.x, 1.12.x, 1.13.x]
+        platform: [ubuntu-latest]
+    runs-on: ${{ matrix.platform }}
+    steps:
+    - name: Install Go
+      uses: actions/setup-go@v1
+      with:
+        go-version: ${{ matrix.go-version }}
+    - name: Set GOPATH
+      run: |
+        echo "##[set-env name=GOPATH;]$(dirname $GITHUB_WORKSPACE)"
+      id: gopath
+
+    - name: Checkout code
+      uses: actions/checkout@v1
+      with:
+        path: src/github.com/corona10/goimagehash
+
+    - name: Install
+      run: go get -t -v ./...
+    
+    - name: Test and coverage
+      run: go test -coverprofile=coverage.txt -covermode=atomic
+
+    - name: Upload codecoverage to CodeCov
+      uses: codecov/codecov-action@v1.0.4
+      with:
+        token: ${{secrets.CODECOV_TOKEN}}
+        file: ./coverage.txt
+        flags: unittests

.travis.yml

@@ -1,19 +0,0 @@
-language: go
-
-go:
-  - 1.6.x
-  - 1.7.x
-  - 1.8.x
-  - 1.9.x
-  - 1.10.x
-  - 1.11.x
-  - 1.12.x
-  - 1.13.x
-
-before_install:
-  - go get github.com/axw/gocov/gocov
-  - go get github.com/mattn/goveralls
-  - if ! go get github.com/golang/tools/cmd/cover; then go get golang.org/x/tools/cmd/cover; fi
-
-script:
-  - $HOME/gopath/bin/goveralls -service=travis-ci

README.md

@@ -1,7 +1,5 @@
-[![Build Status](https://travis-ci.org/corona10/goimagehash.svg?branch=master)](https://travis-ci.org/corona10/goimagehash)
 [![GoDoc](https://godoc.org/github.com/corona10/goimagehash?status.svg)](https://godoc.org/github.com/corona10/goimagehash)
 [![Go Report Card](https://goreportcard.com/badge/github.com/corona10/goimagehash)](https://goreportcard.com/report/github.com/corona10/goimagehash)
-[![Coverage Status](https://coveralls.io/repos/github/corona10/goimagehash/badge.svg)](https://coveralls.io/github/corona10/goimagehash)
 
 # goimagehash
 > Inspired by [imagehash](https://github.com/JohannesBuchner/imagehash)