Add CircleCI config file

.circleci/config.yml

@@ -0,0 +1,31 @@
+version: 2 # use CircleCI 2.0
+jobs: # basic units of work in a run
+  build: # runs not using Workflows must have a `build` job as entry point
+    docker: # run the steps with Docker
+      # CircleCI Go images available at: https://hub.docker.com/r/circleci/golang/
+      - image: circleci/golang:1.12
+
+    environment: # environment variables for the build itself
+      GO111MODULE: "on"
+
+    steps: # steps that comprise the `build` job
+      - checkout # check out source code to working directory
+      - run: go version
+      - run: go env
+
+      - run: sudo apt-get install upx
+
+      # Build
+      - run: go build -v
+      - run: build/build.sh
+
+      # Test
+      - run: ./serve -h
+      - run: ./serve -v
+      - run: ./serve -t
+      - run: build/artifacts/serve_v*_Linux_x64 -h
+      - run: build/artifacts/serve_v*_Linux_x64 -v
+      - run: build/artifacts/serve_v*_Linux_x64 -t
+
+      - store_artifacts:
+          path: build/artifacts