refactor(ux): consolidate BMAD skills, update design system, and clean up Prisma generated client

keep-notes/app/api/notes/route.ts

@@ -19,7 +19,8 @@ export async function GET(request: NextRequest) {
     const search = searchParams.get('search')
 
     let where: any = {
-      userId: session.user.id
+      userId: session.user.id,
+      trashedAt: null
     }
     
     if (!includeArchived) {
@@ -210,13 +211,14 @@ export async function DELETE(request: NextRequest) {
       )
     }
 
-    await prisma.note.delete({
-      where: { id }
+    await prisma.note.update({
+      where: { id },
+      data: { trashedAt: new Date() }
     })
 
     return NextResponse.json({
       success: true,
-      message: 'Note deleted successfully'
+      message: 'Note moved to trash'
     })
   } catch (error) {
     console.error('Error deleting note:', error)