add build and publish steps

Author: acim

.drone.yml

@@ -1,14 +1,37 @@
+---
 kind: pipeline
 type: kubernetes
-name: backend
+name: default
 
 steps:
   - name: lint
     image: golangci/golangci-lint:latest-alpine
     commands:
       - golangci-lint run --enable-all --disable gomnd
-  - name: test-build
+  - name: test
     image: golang:1-alpine
     commands:
       - CGO_ENABLED=0 go test -json -coverprofile=coverage.out ./... >tests.json
-      - CGO_ENABLED=0 go build -a -installsuffix cgo -ldflags="-s -w" .
+  - name: build
+    image: golang:1-alpine
+    commands:
+      - CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -a -installsuffix cgo -ldflags="-s -w" -o dist/github-latest_linux_amd64
+      - CGO_ENABLED=0 GOOS=linux GOARCH=arm64 go build -a -installsuffix cgo -ldflags="-s -w" -o dist/github-latest_linux_arm64
+      - CGO_ENABLED=0 GOOS=darwin GOARCH=amd64 go build -a -installsuffix cgo -ldflags="-s -w" -o dist/github-latest_darwin_amd64
+      - CGO_ENABLED=0 GOOS=windows GOARCH=amd64 go build -a -installsuffix cgo -ldflags="-s -w" -o dist/github-latest_windows_amd64
+    depends_on:
+      - lint
+      - test
+  - name: publish
+    image: plugins/github-release
+    settings:
+      api_key:
+        from_secret: github_access_token
+      files: dist/*
+      checksum:
+        - sha256
+      title: ${DRONE_TAG}
+    depends_on:
+      - build
+    when:
+      event: tag