feat(web): add price range filter and list view to /du-an page

Add minPrice/maxPrice inputs to ProjectFilterBar and introduce a
list view mode alongside the existing grid/map toggle for project
browsing.

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

apps/api/src/modules/analytics/presentation/controllers/avm.controller.ts

@@ -0,0 +1,86 @@
+import {
+  Body,
+  Controller,
+  Get,
+  Param,
+  Post,
+  Query,
+  UseGuards,
+} from '@nestjs/common';
+import { type QueryBus } from '@nestjs/cqrs';
+import { ApiTags, ApiOperation, ApiResponse, ApiBearerAuth, ApiParam, ApiQuery } from '@nestjs/swagger';
+import { JwtAuthGuard } from '@modules/auth';
+import { EndpointRateLimit, EndpointRateLimitGuard } from '@modules/shared';
+import { RequireQuota, QuotaGuard } from '@modules/subscriptions';
+import { type BatchValuationDto as BatchValuationResultDto } from '../../application/queries/batch-valuation/batch-valuation.handler';
+import { BatchValuationQuery } from '../../application/queries/batch-valuation/batch-valuation.query';
+import { type ValuationComparisonDto as ValuationComparisonResultDto } from '../../application/queries/valuation-comparison/valuation-comparison.handler';
+import { ValuationComparisonQuery } from '../../application/queries/valuation-comparison/valuation-comparison.query';
+import { type ValuationHistoryDto as ValuationHistoryResultDto } from '../../application/queries/valuation-history/valuation-history.handler';
+import { ValuationHistoryQuery } from '../../application/queries/valuation-history/valuation-history.query';
+import { type AvmCompareQueryDto } from '../dto/avm-compare-query.dto';
+import { type BatchValuationDto } from '../dto/batch-valuation.dto';
+import { type ValuationHistoryDto } from '../dto/valuation-history.dto';
+
+@ApiTags('avm')
+@Controller('avm')
+export class AvmController {
+  constructor(
+    private readonly queryBus: QueryBus,
+  ) {}
+
+  @ApiBearerAuth('JWT')
+  @EndpointRateLimit({ limit: 10, windowSeconds: 60, keyStrategy: 'user' })
+  @UseGuards(EndpointRateLimitGuard, JwtAuthGuard, QuotaGuard)
+  @RequireQuota('analytics_queries')
+  @Post('batch')
+  @ApiOperation({ summary: 'Batch valuation for multiple properties (max 50)' })
+  @ApiResponse({ status: 200, description: 'Batch valuation results' })
+  @ApiResponse({ status: 400, description: 'Invalid parameters' })
+  @ApiResponse({ status: 403, description: 'Quota exceeded' })
+  @ApiResponse({ status: 429, description: 'Rate limit exceeded — max 10 requests per 60s' })
+  async batchValuation(@Body() dto: BatchValuationDto): Promise<BatchValuationResultDto> {
+    return this.queryBus.execute(
+      new BatchValuationQuery(dto.propertyIds),
+    );
+  }
+
+  @ApiBearerAuth('JWT')
+  @UseGuards(JwtAuthGuard, QuotaGuard)
+  @RequireQuota('analytics_queries')
+  @Get('history/:propertyId')
+  @ApiOperation({ summary: 'Get valuation history for a property (time-series)' })
+  @ApiParam({ name: 'propertyId', description: 'Property ID', example: 'prop-123' })
+  @ApiResponse({ status: 200, description: 'Valuation history time-series data' })
+  @ApiResponse({ status: 403, description: 'Quota exceeded' })
+  async getHistory(
+    @Param('propertyId') propertyId: string,
+    @Query() dto: ValuationHistoryDto,
+  ): Promise<ValuationHistoryResultDto> {
+    return this.queryBus.execute(
+      new ValuationHistoryQuery(propertyId, dto.limit ?? 50),
+    );
+  }
+
+  @ApiBearerAuth('JWT')
+  @EndpointRateLimit({ limit: 10, windowSeconds: 60, keyStrategy: 'user' })
+  @UseGuards(EndpointRateLimitGuard, JwtAuthGuard, QuotaGuard)
+  @RequireQuota('analytics_queries')
+  @Get('compare')
+  @ApiOperation({ summary: 'Compare valuations for 2-5 properties side by side' })
+  @ApiQuery({
+    name: 'ids',
+    description: 'Comma-separated property IDs (2-5)',
+    example: 'prop-1,prop-2,prop-3',
+    type: String,
+  })
+  @ApiResponse({ status: 200, description: 'Normalized comparison data for UI' })
+  @ApiResponse({ status: 400, description: 'Invalid parameters — provide 2-5 property IDs' })
+  @ApiResponse({ status: 403, description: 'Quota exceeded' })
+  @ApiResponse({ status: 429, description: 'Rate limit exceeded — max 10 requests per 60s' })
+  async compare(@Query() dto: AvmCompareQueryDto): Promise<ValuationComparisonResultDto> {
+    return this.queryBus.execute(
+      new ValuationComparisonQuery(dto.ids),
+    );
+  }
+}

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

@@ -1 +1,2 @@
 export { AnalyticsController } from './analytics.controller';
+export { AvmController } from './avm.controller';