fix: quality-rails Commander version mismatch + installer defaults (#364)

packages/quality-rails/src/cli.ts

@@ -106,12 +106,26 @@ function printScaffoldResult(
   }
 }
 
+/**
+ * Register quality-rails subcommands on an existing Commander program.
+ * This avoids cross-package Commander version mismatches by using the
+ * caller's Command instance directly.
+ */
+export function registerQualityRails(parent: Command): void {
+  buildQualityRailsCommand(
+    parent.command('quality-rails').description('Manage quality rails scaffolding'),
+  );
+}
+
 export function createQualityRailsCli(): Command {
   const program = new Command('mosaic');
-  const qualityRails = program
-    .command('quality-rails')
-    .description('Manage quality rails scaffolding');
+  buildQualityRailsCommand(
+    program.command('quality-rails').description('Manage quality rails scaffolding'),
+  );
+  return program;
+}
 
+function buildQualityRailsCommand(qualityRails: Command): void {
   qualityRails
     .command('init')
     .requiredOption('--project <path>', 'Project path')
@@ -184,8 +198,6 @@ export function createQualityRailsCli(): Command {
         );
       }
     });
-
-  return program;
 }
 
 export async function runQualityRailsCli(argv: string[] = process.argv): Promise<void> {