YARA-913

src/auth/dto/captcha-response.dto.ts

@@ -0,0 +1,18 @@
+import { ApiProperty } from "@nestjs/swagger";
+
+export class CaptchaResponseDto {
+  @ApiProperty({
+    description:
+      "SVG captcha as a data URI — use as `<img src={image} />` in the frontend. " +
+      "Swagger shows this as text only; paste the full string into a browser tab, " +
+      "or call GET /actor/captcha?format=raw to view the image directly.",
+    example: "data:image/svg+xml;base64,PHN2ZyB4bWxucz0iLi4u",
+  })
+  image: string;
+
+  @ApiProperty({
+    description: "Unix timestamp (ms) when this captcha expires.",
+    example: 1710000000000,
+  })
+  expiresAt: number;
+}