feat: some changes and admin

nextjs/src/lib/auth/password.ts

@@ -0,0 +1,11 @@
+import bcrypt from 'bcryptjs';
+
+const SALT_ROUNDS = 12;
+
+export function hashPassword(plain: string): string {
+  return bcrypt.hashSync(plain, SALT_ROUNDS);
+}
+
+export function verifyPassword(plain: string, passwordHash: string): boolean {
+  return bcrypt.compareSync(plain, passwordHash);
+}