Add initial project files

apps/backend/app/base_modules/WebManager/model/web_setting.ts

@@ -0,0 +1,10 @@
+import type { SiteSettingsContent } from '#base_modules/WebManager/types/web_content'
+import { WebSettingSchema } from '#database/schema'
+
+export default class WebSetting extends WebSettingSchema {
+  static table = 'web_settings'
+
+  declare header: SiteSettingsContent['header']
+  declare footer: SiteSettingsContent['footer']
+  declare legal: SiteSettingsContent['legal']
+}