Added a version subcommand

.woodpecker.yml

@@ -15,8 +15,8 @@ pipeline:
     image: golang:1.16
     commands:
       - go mod vendor
-      - GOOS=linux GOARCH=amd64 go build -o "dist/adept-linux-amd64-${CI_COMMIT_TAG}"
-      - GOOS=windows GOARCH=amd64 go build -o "dist/adept-windows-amd64-${CI_COMMIT_TAG}.exe"
+      - GOOS=linux GOARCH=amd64 go build -ldflags "-X git.metaunix.net/BitGoblin/adept/cmd.version=${CI_COMMIT_TAG}" -o "dist/adept-linux-amd64-${CI_COMMIT_TAG}"
+      - GOOS=windows GOARCH=amd64 go build -ldflags "-X git.metaunix.net/BitGoblin/adept/cmd.version=${CI_COMMIT_TAG}" -o "dist/adept-windows-amd64-${CI_COMMIT_TAG}.exe"
     when:
       event: tag
 

cmd/version.go

@@ -0,0 +1,28 @@
+package cmd
+
+import (
+	"log"
+	"runtime"
+
+  "github.com/spf13/cobra"
+)
+
+var (
+	version string
+)
+
+// initializes the sub-command
+func init() {
+  rootCmd.AddCommand(versionCmd)
+}
+
+var versionCmd = &cobra.Command{
+  Use:   "version",
+  Short: "Display version info.",
+  Long:  `In case you're curious, run this command to find out the version info.`,
+  Run: func(cmd *cobra.Command, args []string) {
+    log.Printf("Adept version %s", version)
+		log.Printf("Built with Go %s", runtime.Version())
+		log.Printf("View source at https://git.metaunix.net/BitGoblin/adept")
+  },
+}