Replace CircleCI to GitHub Actions v2.

.circleci/config.yml

@@ -1,46 +0,0 @@
-version: 2
-jobs:
-  test:
-    docker:
-      - image: circleci/golang
-        environment:
-          REDIS_URL: redis://localhost:6379/0
-      - image: redis:alpine
-    steps:
-      - checkout
-      - run:
-          name: build
-          command: |
-            go version
-            go test -coverprofile=coverage.txt -covermode=atomic -p 1 . ./worker ./cli ./State
-            bash <(curl -s https://codecov.io/bash)
-  docker:
-    docker:
-      - image: docker:git
-    steps:
-      - checkout
-      - setup_remote_docker
-      - run:
-          name: build docker image
-          command: |
-            docker build -t ${DOCKER_USER}/activity-relay:edge .
-            docker tag ${DOCKER_USER}/activity-relay:edge ${DOCKER_USER}/activity-relay:$(echo ${CIRCLE_SHA1}|head -c7)
-      - run:
-          name: upload image to docker hub.
-          command: |
-            docker login --username=${DOCKER_USER} --password=${DOCKER_PASS}
-            docker push ${DOCKER_USER}/activity-relay:edge
-            docker push ${DOCKER_USER}/activity-relay:$(echo ${CIRCLE_SHA1}|head -c7)
-
-workflows:
-  version: 2
-  build:
-    jobs:
-      - test
-      - docker:
-          requires:
-            - test
-          filters:
-            branches:
-              only:
-                - master

.github/workflows/main.yml

@@ -0,0 +1,34 @@
+name: Test and Build
+on: [push]
+
+jobs:
+  go-test:
+    name: Test and Build
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@master
+      - uses: actions/setup-go@v1
+        with:
+          go-version: '1.13.x'
+      - name: Execute test and upload coverage
+        run: |
+          go version
+          go test -coverprofile=coverage.txt -covermode=atomic -p 1 . ./worker ./cli ./State
+          bash <(curl -s https://codecov.io/bash)
+        env:
+          CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
+          REDIS_URL: redis://localhost:${{ job.services.redis.ports['6379'] }}
+      - name: Build Docker Images
+        run: |
+          docker build -t ${{ secrets.REGISTORY_USER }}/activity-relay:edge .
+          docker tag ${{ secrets.REGISTORY_USER }}/activity-relay:edge ${{ secrets.REGISTORY_USER }}/activity-relay:$(echo ${GITHUB_SHA}|head -c7)
+      - name: Push Docker Images to DockerHub
+        run: |
+          docker login -u ${{ secrets.REGISTORY_USER }} -p ${{ secrets.REGISTORY_PASS }}
+          docker push ${{ secrets.REGISTORY_USER }}/activity-relay:edge
+          docker push ${{ secrets.REGISTORY_USER }}/activity-relay:$(echo ${GITHUB_SHA}|head -c7)
+    services:
+      redis:
+        image: redis
+        ports:
+          - 6379/tcp