chore: first commit

src/modules/utils/services/password.service.ts

@@ -0,0 +1,15 @@
+import { Injectable } from "@nestjs/common";
+import * as bcrypt from "bcrypt";
+
+@Injectable()
+export class PasswordService {
+  private readonly saltRounds = 12;
+
+  async hashPassword(password: string): Promise<string> {
+    return bcrypt.hash(password, this.saltRounds);
+  }
+
+  async comparePasswords(plainPassword: string, hashedPassword: string): Promise<boolean> {
+    return bcrypt.compare(plainPassword, hashedPassword);
+  }
+}