feat: Implement CMS module with API endpoints, data model, and initial seeding for landing page content.

src/cms/cms.controller.ts

@@ -0,0 +1,44 @@
+import { Controller, Get, Put, Patch, Delete, Param, Body } from '@nestjs/common';
+import { UserRole } from '@prisma/client';
+import { CmsService } from './cms.service';
+import { CreateCmsContentDto, UpdateCmsContentDto } from './dto';
+import { Public } from '../auth/decorators/public.decorator';
+import { Roles } from '../auth/decorators/roles.decorator';
+
+@Controller('cms')
+export class CmsController {
+  constructor(private readonly cmsService: CmsService) {}
+
+  @Public()
+  @Get('page/:pageSlug')
+  findByPage(@Param('pageSlug') pageSlug: string) {
+    return this.cmsService.findByPage(pageSlug);
+  }
+
+  @Public()
+  @Get('page/:pageSlug/:sectionKey')
+  findByPageAndSection(
+    @Param('pageSlug') pageSlug: string,
+    @Param('sectionKey') sectionKey: string,
+  ) {
+    return this.cmsService.findByPageAndSection(pageSlug, sectionKey);
+  }
+
+  @Roles(UserRole.ADMIN)
+  @Put('upsert')
+  upsert(@Body() dto: CreateCmsContentDto) {
+    return this.cmsService.upsert(dto);
+  }
+
+  @Roles(UserRole.ADMIN)
+  @Patch(':id')
+  update(@Param('id') id: string, @Body() dto: UpdateCmsContentDto) {
+    return this.cmsService.update(id, dto);
+  }
+
+  @Roles(UserRole.ADMIN)
+  @Delete(':id')
+  remove(@Param('id') id: string) {
+    return this.cmsService.remove(id);
+  }
+}

src/cms/cms.module.ts

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+import { Module } from '@nestjs/common';
+import { CmsController } from './cms.controller';
+import { CmsService } from './cms.service';
+import { PrismaModule } from '../prisma';
+
+@Module({
+  imports: [PrismaModule],
+  controllers: [CmsController],
+  providers: [CmsService],
+  exports: [CmsService],
+})
+export class CmsModule {}

src/cms/cms.service.ts

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+import { Injectable, NotFoundException } from '@nestjs/common';
+import { PrismaService } from '../prisma/prisma.service';
+import { CreateCmsContentDto, UpdateCmsContentDto } from './dto';
+
+@Injectable()
+export class CmsService {
+  constructor(private prisma: PrismaService) {}
+
+  async findByPage(pageSlug: string) {
+    return this.prisma.cmsContent.findMany({
+      where: { pageSlug, isPublished: true },
+      orderBy: { sectionKey: 'asc' },
+    });
+  }
+
+  async findByPageAndSection(pageSlug: string, sectionKey: string) {
+    const content = await this.prisma.cmsContent.findUnique({
+      where: { pageSlug_sectionKey: { pageSlug, sectionKey } },
+    });
+    if (!content) {
+      throw new NotFoundException(`CMS content not found for ${pageSlug}/${sectionKey}`);
+    }
+    return content;
+  }
+
+  async upsert(dto: CreateCmsContentDto) {
+    return this.prisma.cmsContent.upsert({
+      where: {
+        pageSlug_sectionKey: {
+          pageSlug: dto.pageSlug,
+          sectionKey: dto.sectionKey,
+        },
+      },
+      update: {
+        content: dto.content,
+        isPublished: dto.isPublished ?? true,
+      },
+      create: {
+        pageSlug: dto.pageSlug,
+        sectionKey: dto.sectionKey,
+        content: dto.content,
+        isPublished: dto.isPublished ?? true,
+      },
+    });
+  }
+
+  async update(id: string, dto: UpdateCmsContentDto) {
+    const existing = await this.prisma.cmsContent.findUnique({ where: { id } });
+    if (!existing) {
+      throw new NotFoundException(`CMS content with ID ${id} not found`);
+    }
+    return this.prisma.cmsContent.update({
+      where: { id },
+      data: dto,
+    });
+  }
+
+  async remove(id: string) {
+    const existing = await this.prisma.cmsContent.findUnique({ where: { id } });
+    if (!existing) {
+      throw new NotFoundException(`CMS content with ID ${id} not found`);
+    }
+    return this.prisma.cmsContent.delete({ where: { id } });
+  }
+}

src/cms/dto/create-cms-content.dto.ts

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+import { IsString, IsNotEmpty, IsOptional, IsBoolean, IsObject } from 'class-validator';
+import { Prisma } from '@prisma/client';
+
+export class CreateCmsContentDto {
+  @IsString()
+  @IsNotEmpty()
+  pageSlug: string;
+
+  @IsString()
+  @IsNotEmpty()
+  sectionKey: string;
+
+  @IsObject()
+  @IsNotEmpty()
+  content: Prisma.InputJsonValue;
+
+  @IsBoolean()
+  @IsOptional()
+  isPublished?: boolean;
+}

src/cms/dto/index.ts

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+export { CreateCmsContentDto } from './create-cms-content.dto';
+export { UpdateCmsContentDto } from './update-cms-content.dto';

src/cms/dto/update-cms-content.dto.ts

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+import { IsOptional, IsBoolean, IsObject } from 'class-validator';
+import { Prisma } from '@prisma/client';
+
+export class UpdateCmsContentDto {
+  @IsObject()
+  @IsOptional()
+  content?: Prisma.InputJsonValue;
+
+  @IsBoolean()
+  @IsOptional()
+  isPublished?: boolean;
+}

src/cms/index.ts

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+export { CmsModule } from './cms.module';
+export { CmsService } from './cms.service';
+export { CmsController } from './cms.controller';
+export * from './dto';