feat: Add dynamic field value management for agent profiles, including DTOs, controller endpoints, and service logic for saving and retrieving.

src/agents/dto/index.ts

@@ -1,3 +1,4 @@
 export * from './create-agent-profile.dto';
 export * from './update-agent-profile.dto';
 export * from './search-agents.dto';
+export * from './save-field-values.dto';

src/agents/dto/save-field-values.dto.ts

@@ -0,0 +1,31 @@
+import { ApiProperty } from '@nestjs/swagger';
+import { IsArray, IsNotEmpty, IsOptional, IsString, ValidateNested } from 'class-validator';
+import { Type } from 'class-transformer';
+
+export class FieldValueDto {
+  @ApiProperty({
+    example: 'first-name',
+    description: 'Field slug',
+  })
+  @IsString()
+  @IsNotEmpty()
+  fieldSlug: string;
+
+  @ApiProperty({
+    example: 'John',
+    description: 'Field value - can be string, number, boolean, array, or object',
+  })
+  @IsOptional()
+  value: string | number | boolean | string[] | Record<string, unknown> | null;
+}
+
+export class SaveFieldValuesDto {
+  @ApiProperty({
+    type: [FieldValueDto],
+    description: 'Array of field values to save',
+  })
+  @IsArray()
+  @ValidateNested({ each: true })
+  @Type(() => FieldValueDto)
+  fieldValues: FieldValueDto[];
+}