feat(auth): add post-Fayda password setup flow

apps/edr-passenger-api/src/modules/auth/auth.dto.ts

@@ -1,6 +1,6 @@
 import { IsEmail, IsString, MinLength, ValidateNested } from 'class-validator';
 import { Type } from 'class-transformer';
-import { ApiProperty } from '@nestjs/swagger';
+import { ApiProperty, ApiPropertyOptional } from '@nestjs/swagger';
 
 export class NameDto {
   @ApiProperty({ example: 'ቀለሙ ቀጸላ' })
@@ -49,3 +49,19 @@ export class LoginDto {
   @IsString()
   password: string;
 }
+
+export class FaydaRequestPasswordSetupDto {
+  @ApiProperty({ example: '+251911234567', description: 'Phone number of the Fayda-verified account' })
+  @IsString()
+  phoneNumber: string;
+}
+
+export class FaydaVerifyAndLoginDto {
+  @ApiProperty({ example: '+251911234567' })
+  @IsString()
+  phoneNumber: string;
+
+  @ApiProperty({ example: '123456', description: '6-digit OTP received via SMS' })
+  @IsString()
+  otp: string;
+}