feat: módulo de sugerencias (backend) + página pública /sugerencias (admin)

- Backend: POST /suggestions (público) + GET /suggestions (JWT admin)
- Admin: página pública /sugerencias con formulario de sugerencias
- schema.prisma: modelo suggestions
- AuthGuard + Sidebar: /sugerencias como ruta pública

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

backend/src/app.module.ts

@@ -13,6 +13,7 @@ import { ProfessionsModule } from './professions/professions.module';
 import { StorageModule } from './storage/storage.module';
 import { NotificationsModule } from './notifications/notifications.module';
 import { SmsModule } from './sms/sms.module';
+import { SuggestionsModule } from './suggestions/suggestions.module';
 
 @Module({
   imports: [
@@ -30,6 +31,7 @@ import { SmsModule } from './sms/sms.module';
     StorageModule,
     NotificationsModule,
     SmsModule,
+    SuggestionsModule,
   ],
 })
 export class AppModule {}

backend/src/suggestions/dto/suggestion.dto.ts

@@ -0,0 +1,11 @@
+import { IsString, IsOptional, MinLength } from 'class-validator';
+
+export class CreateSuggestionDto {
+  @IsString()
+  @IsOptional()
+  name?: string;
+
+  @IsString()
+  @MinLength(1)
+  message: string;
+}

backend/src/suggestions/suggestions.controller.ts

@@ -0,0 +1,23 @@
+import { Controller, Get, Post, Body, UseGuards, Query } from '@nestjs/common';
+import { ApiTags, ApiBearerAuth } from '@nestjs/swagger';
+import { SuggestionsService } from './suggestions.service';
+import { CreateSuggestionDto } from './dto/suggestion.dto';
+import { JwtAuthGuard } from '../auth/jwt-auth.guard';
+
+@ApiTags('Suggestions')
+@Controller('suggestions')
+export class SuggestionsController {
+  constructor(private suggestions: SuggestionsService) {}
+
+  @Post()
+  create(@Body() dto: CreateSuggestionDto) {
+    return this.suggestions.create(dto);
+  }
+
+  @Get()
+  @UseGuards(JwtAuthGuard)
+  @ApiBearerAuth()
+  findAll(@Query('page') page = '1', @Query('limit') limit = '50') {
+    return this.suggestions.findAll(+page, +limit);
+  }
+}

backend/src/suggestions/suggestions.module.ts

@@ -0,0 +1,9 @@
+import { Module } from '@nestjs/common';
+import { SuggestionsService } from './suggestions.service';
+import { SuggestionsController } from './suggestions.controller';
+
+@Module({
+  providers: [SuggestionsService],
+  controllers: [SuggestionsController],
+})
+export class SuggestionsModule {}

backend/src/suggestions/suggestions.service.ts

@@ -0,0 +1,26 @@
+import { Injectable } from '@nestjs/common';
+import { PrismaService } from '../prisma/prisma.service';
+
+@Injectable()
+export class SuggestionsService {
+  constructor(private prisma: PrismaService) {}
+
+  create(data: { name?: string; message: string }) {
+    return this.prisma.suggestions.create({ data });
+  }
+
+  findAll(page = 1, limit = 50) {
+    const skip = (page - 1) * limit;
+    return Promise.all([
+      this.prisma.suggestions.findMany({
+        skip,
+        take: limit,
+        orderBy: { created_at: 'desc' },
+      }),
+      this.prisma.suggestions.count(),
+    ]).then(([data, total]) => ({
+      data,
+      meta: { total, page, limit, totalPages: Math.ceil(total / limit) || 1 },
+    }));
+  }
+}