Add source bundle validation and inspection

internal/cli/inspect.go

@@ -21,7 +21,7 @@ func inspectCommand(ctx context.Context, args []string, stdout, stderr io.Writer
 	if len(args) == 1 {
 		path = args[0]
 	}
-	if err := app.Inspect(ctx, app.InspectOptions{Path: path}); err != nil {
+	if err := app.Inspect(ctx, app.InspectOptions{Path: path, Stdout: stdout}); err != nil {
 		return fail(stderr, err)
 	}
 	return exitOK
@@ -31,6 +31,6 @@ func printInspectHelp(w io.Writer) {
 	fmt.Fprint(w, `Usage:
   distributor inspect <path>
 
-The inspect command is present but bundle inspection is not implemented yet.
+Print a normalized summary of local source bundles.
 `)
 }