✨ feat(apps): add structured label field to all application configurations

- add nested label field with en and zh translations for all parameters
- maintain existing labelEn and labelZh fields for backward compatibility
- apply consistent internationalization structure across all apps
- improve localization support for multi-language user interfaces

apps/dashdot-gpu/nvidia-6.2.0/data.yml

@@ -5,6 +5,9 @@ additionalProperties:
       envKey: PANEL_APP_PORT_HTTP
       labelZh: WebUI 端口
       labelEn: WebUI port
+      label:
+        en: WebUI port
+        zh: WebUI 端口
       required: true
       rule: paramPort
       type: number
@@ -13,6 +16,9 @@ additionalProperties:
       envKey: DASHDOT_ENABLE_CPU_TEMPS
       labelZh: 启用 CPU 温度
       labelEn: Enable CPU temps
+      label:
+        en: Enable CPU temps
+        zh: 启用 CPU 温度
       required: true
       type: select
       values: