cd: build and upload binaries on release

Author: jedib0t

.github/workflows/cd.yml

@@ -0,0 +1,45 @@
+name: CD
+
+on:
+  # Versioned Tags
+  push:
+    tags:
+      - "v*.*.*"
+
+jobs:
+  # Build and test everything
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      # Checkout the code
+      - name: Checkout Code
+        uses: actions/checkout@v2
+
+      # Set up the GoLang environment
+      - name: Set up Go
+        uses: actions/setup-go@v2
+        with:
+          go-version: 1.16
+
+      # Download all the tools used in the steps that follow
+      - name: Set up Tools
+        run: |
+          go get -u github.com/mitchellh/gox
+          go get -u golang.org/x/lint/golint
+
+      # Run all the unit-tests
+      - name: Test
+        run: |
+          make test
+
+      # Build all the binaries for upload
+      - name: Build Binaries
+        run: |
+          make dist
+
+      # Release binaries
+      - name: Release
+        uses: softprops/action-gh-release@v1
+        with:
+          files: |
+            dist/go-sudoku*

.gitignore

@@ -2,5 +2,6 @@
 *.swp
 .coverprofile
 /.idea/
+/dist
 /go-sudoku
 /go-sudoku.exe

Makefile

@@ -1,4 +1,13 @@
-.PHONY: all test
+.PHONY: all test dist
+
+TOOLS := github.com/mitchellh/[email protected] \
+            golang.org/x/lint/golint \
+
+VERSION ?= dev
+ifdef GITHUB_REF_NAME
+VERSION = $(GITHUB_REF_NAME)
+endif
+
 
 default: run
 
@@ -15,7 +24,14 @@ demo-generate: build
 demo-solve: build
 	./go-sudoku -format csv generate | ./go-sudoku -progress solve
 
-fmt:
+dist:
+	gox -ldflags="-s -w -X main.version=${VERSION}" \
+	    -os="linux darwin windows" \
+	    -arch="amd64" \
+	    -output="./dist/{{.Dir}}_{{.OS}}_{{.Arch}}" \
+	    .
+
+fmt: tidy
 	go fmt $(shell go list ./...)
 
 gen: gen-readme
@@ -32,6 +48,9 @@ run:
 test: gen fmt lint vet build
 	go test -cover -coverprofile=.coverprofile $(shell go list ./...)
 
+tidy:
+	go mod tidy
+
 vet:
 	go vet $(shell go list ./...)
 

go-sudoku.go

@@ -49,6 +49,9 @@ var (
 	flagSeed       = flag.Int64("seed", 0, "RNG Seed (0 => random number based on time) [$SEED]")
 	flagTheme      = flag.String("theme", "none", "Table formatting theme ("+themes+")")
 	flagType       = flag.String("type", "default", "Sudoku Type ("+types+")")
+
+	// version
+	version = "dev"
 )
 
 func main() {
@@ -257,6 +260,8 @@ func printHelp() {
 
 Usage: go-sudoku [flags] <action>
 
+Version: ` + version + `
+
 Actions:
 --------
   * generate: Generate a Sudoku Grid and apply the specified difficulty on it