Refactor structure, use cobra

internal/version.go

@@ -0,0 +1,17 @@
+package internal
+
+import (
+	"fmt"
+)
+
+var (
+	BuiltAt   string
+	GoVersion string
+	GitCommit string
+	Version   string = "dev"
+)
+
+func ShowVersion() {
+	fmt.Printf("zurg\nBuilt At: %s\nGo Version: %s\nCommit: %s\nVersion: %s\n",
+		BuiltAt, GoVersion, GitCommit, Version)
+}