fix: bugs

packages/shadcn/src/commands/init.ts

@@ -305,9 +305,10 @@ export const init = new Command()
           }
         }
 
-        // Prompt for monorepo if the template supports it.
+        // Prompt for monorepo if the template supports it (new projects only).
         if (
           options.monorepo === undefined &&
+          !hasPackageJson &&
           options.template &&
           templates[options.template as keyof typeof templates]?.monorepo
         ) {

packages/shadcn/src/utils/updaters/update-fonts.ts

@@ -118,7 +118,7 @@ async function updateNextFonts(
   }
 }
 
-async function findLayoutFile(
+export async function findLayoutFile(
   config: Config,
   projectInfo: ProjectInfo
 ): Promise<string | null> {