feat(resume): ✨ implement resume locking feature

tools/prisma/schema.prisma

@@ -53,6 +53,7 @@ model Resume {
   slug       String
   data       Json       @default("{}")
   visibility Visibility @default(private)
+  locked     Boolean    @default(false)
   userId     String
   user       User       @relation(fields: [userId], references: [id], onDelete: Cascade)
   createdAt  DateTime   @default(now())