feat(api): add POST /avm/industrial endpoint for industrial rent estimation

Wire NestJS controller to Python AI service's industrial AVM. Adds CQRS
query/handler, Swagger-annotated DTOs, AI client method, and 7 unit tests
covering parameter mapping, response camelCase conversion, and error handling.

Co-Authored-By: Paperclip <noreply@paperclip.ing>

apps/api/src/modules/analytics/presentation/dto/index.ts

@@ -7,3 +7,4 @@ export { BatchValuationDto } from './batch-valuation.dto';
 export { ValuationHistoryDto } from './valuation-history.dto';
 export { ValuationComparisonDto } from './valuation-comparison.dto';
 export { AvmCompareQueryDto } from './avm-compare-query.dto';
+export { IndustrialValuationDto } from './industrial-valuation.dto';

apps/api/src/modules/analytics/presentation/dto/industrial-valuation.dto.ts

@@ -0,0 +1,139 @@
+import { ApiProperty, ApiPropertyOptional } from '@nestjs/swagger';
+import { Type } from 'class-transformer';
+import { IsString, IsNumber, Min, Max, IsOptional } from 'class-validator';
+
+export class IndustrialValuationDto {
+  @ApiProperty({ description: 'Province name (e.g. Bình Dương)', example: 'Bình Dương' })
+  @IsString()
+  province!: string;
+
+  @ApiProperty({ description: 'Region: south, north, central, mekong_delta', example: 'south' })
+  @IsString()
+  region!: string;
+
+  @ApiProperty({ description: 'Park occupancy rate (0-1)', example: 0.85 })
+  @IsNumber()
+  @Type(() => Number)
+  @Min(0)
+  @Max(1)
+  parkOccupancyRate!: number;
+
+  @ApiProperty({ description: 'Total park area in hectares', example: 500 })
+  @IsNumber()
+  @Type(() => Number)
+  @Min(0)
+  parkAreaHa!: number;
+
+  @ApiProperty({ description: 'Park age in years', example: 10 })
+  @IsNumber()
+  @Type(() => Number)
+  @Min(0)
+  parkAgeYears!: number;
+
+  @ApiProperty({ description: 'Distance to nearest seaport in km', example: 25 })
+  @IsNumber()
+  @Type(() => Number)
+  @Min(0)
+  distanceToPortKm!: number;
+
+  @ApiProperty({ description: 'Distance to nearest airport in km', example: 40 })
+  @IsNumber()
+  @Type(() => Number)
+  @Min(0)
+  distanceToAirportKm!: number;
+
+  @ApiProperty({ description: 'Distance to nearest highway in km', example: 5 })
+  @IsNumber()
+  @Type(() => Number)
+  @Min(0)
+  distanceToHighwayKm!: number;
+
+  @ApiProperty({
+    description: 'Industrial property type',
+    example: 'factory',
+    enum: ['warehouse', 'factory', 'ready_built_factory', 'ready_built_warehouse', 'open_yard', 'office_in_park'],
+  })
+  @IsString()
+  propertyType!: string;
+
+  @ApiProperty({ description: 'Leasable area in m²', example: 5000 })
+  @IsNumber()
+  @Type(() => Number)
+  @Min(1)
+  areaM2!: number;
+
+  @ApiPropertyOptional({ description: 'Ceiling height in meters', example: 10 })
+  @IsOptional()
+  @IsNumber()
+  @Type(() => Number)
+  @Min(0)
+  ceilingHeightM?: number;
+
+  @ApiPropertyOptional({ description: 'Floor load capacity in tons/m²', example: 3 })
+  @IsOptional()
+  @IsNumber()
+  @Type(() => Number)
+  @Min(0)
+  floorLoadTonM2?: number;
+
+  @ApiPropertyOptional({ description: 'Power capacity in kVA', example: 2000 })
+  @IsOptional()
+  @IsNumber()
+  @Type(() => Number)
+  @Min(0)
+  powerCapacityKva?: number;
+
+  @ApiPropertyOptional({ description: 'Building coverage ratio (0-1)', example: 0.6 })
+  @IsOptional()
+  @IsNumber()
+  @Type(() => Number)
+  @Min(0)
+  @Max(1)
+  buildingCoverage?: number;
+
+  @ApiPropertyOptional({ description: 'Number of loading docks', example: 4 })
+  @IsOptional()
+  @IsNumber()
+  @Type(() => Number)
+  @Min(0)
+  loadingDocks?: number;
+
+  @ApiPropertyOptional({
+    description: 'Industrial zoning category',
+    example: 'general_industrial',
+    enum: ['general_industrial', 'heavy_industrial', 'light_industrial', 'logistics', 'free_trade_zone', 'high_tech'],
+  })
+  @IsOptional()
+  @IsString()
+  zoning?: string;
+
+  @ApiPropertyOptional({ description: 'Local industry demand index (0-1)', example: 0.7 })
+  @IsOptional()
+  @IsNumber()
+  @Type(() => Number)
+  @Min(0)
+  @Max(1)
+  industryDemandIndex?: number;
+
+  @ApiPropertyOptional({ description: 'Province FDI inflow in million USD', example: 3000 })
+  @IsOptional()
+  @IsNumber()
+  @Type(() => Number)
+  @Min(0)
+  fdiProvinceMusd?: number;
+
+  @ApiPropertyOptional({ description: 'Average province labor cost in VND/month', example: 8000000 })
+  @IsOptional()
+  @IsNumber()
+  @Type(() => Number)
+  @Min(0)
+  laborCostProvinceVnd?: number;
+
+  @ApiPropertyOptional({ description: 'Logistics connectivity score (0-1)', example: 0.7 })
+  @IsOptional()
+  @IsNumber()
+  @Type(() => Number)
+  @Min(0)
+  @Max(1)
+  logisticsConnectivityScore?: number;
+}