feat: bootstrap module and cobra root command

cmd/harness-sync/main.go

@@ -0,0 +1,17 @@
+package main
+
+import (
+	"fmt"
+	"os"
+
+	"github.com/lukaszraczylo/harness-sync/internal/cli"
+)
+
+var version = "dev"
+
+func main() {
+	if err := cli.NewRoot(version).Execute(); err != nil {
+		fmt.Fprintln(os.Stderr, err)
+		os.Exit(1)
+	}
+}