main: update version output

cmd/atlas-action/main.go

@@ -18,7 +18,7 @@ import (
 var (
 	// version holds atlas-action version. When built with cloud packages should be set by build flag, e.g.
 	// "-X 'main.version=v0.1.2'"
-	version string
+	version string = "v0.0.0"
 	// commit holds the git commit hash. When built with cloud packages should be set by build flag, e.g.
 	// "-X 'main.commit=abcdef1234'"
 	commit string = "dev"
@@ -52,7 +52,7 @@ type VersionFlag bool
 
 // BeforeReset writes the version variable and terminates with a 0 exit status.
 func (v VersionFlag) BeforeReset(app *kong.Kong) error {
-	_, err := fmt.Fprintf(app.Stdout, "%s-%s\n", version, commit)
+	_, err := fmt.Fprintf(app.Stdout, "atlas-action version %s-%s\n", version, commit)
 	app.Exit(0)
 	return err
 }