refactor: system metadata (#8923)

refactor(server): system metadata

server/src/controllers/system-metadata.controller.ts

@@ -0,0 +1,28 @@
+import { Body, Controller, Get, HttpCode, HttpStatus, Post } from '@nestjs/common';
+import { ApiTags } from '@nestjs/swagger';
+import { AdminOnboardingUpdateDto, ReverseGeocodingStateResponseDto } from 'src/dtos/system-metadata.dto';
+import { Authenticated } from 'src/middleware/auth.guard';
+import { SystemMetadataService } from 'src/services/system-metadata.service';
+
+@ApiTags('System Metadata')
+@Controller('system-metadata')
+@Authenticated({ admin: true })
+export class SystemMetadataController {
+  constructor(private service: SystemMetadataService) {}
+
+  @Get('admin-onboarding')
+  getAdminOnboarding(): Promise<AdminOnboardingUpdateDto> {
+    return this.service.getAdminOnboarding();
+  }
+
+  @Post('admin-onboarding')
+  @HttpCode(HttpStatus.NO_CONTENT)
+  updateAdminOnboarding(@Body() dto: AdminOnboardingUpdateDto): Promise<void> {
+    return this.service.updateAdminOnboarding(dto);
+  }
+
+  @Get('reverse-geocoding-state')
+  getReverseGeocodingState(): Promise<ReverseGeocodingStateResponseDto> {
+    return this.service.getReverseGeocodingState();
+  }
+}