♻️ refactor: remove unused code

apps/backend/src/infrastructure/repositories/prisma/user.repository.impl.ts

@@ -8,12 +8,6 @@ export class PrismaUserRepository implements UserRepository {
     });
   }
 
-  async findByEmail(email: string): Promise<User | null> {
-    return await prisma.user.findUnique({
-      where: { email },
-    });
-  }
-
   async findAll(): Promise<User[]> {
     return await prisma.user.findMany({
       orderBy: { createdAt: "desc" },
@@ -39,8 +33,4 @@ export class PrismaUserRepository implements UserRepository {
       where: { id },
     });
   }
-
-  async count(): Promise<number> {
-    return await prisma.user.count();
-  }
 }