✨ feat(apps): add description field to all application data files

- add english and chinese description fields to all application data files
- standardize yaml formatting and indentation across all files
- remove BOM characters from several files
- fix tag indentation in multiple files
- update architecture field formatting in DecoTV and wechat-selkies
- fix crossVersionUpdate value from False to false in gitlab applications
- improve description field formatting in billion-mail application

apps/ollama/data.yml

@@ -5,6 +5,9 @@ additionalProperties:
     - AI
   shortDescZh: 一站式大模型部署平台
   shortDescEn: Get up and running with large language models
+  description:
+    en: Get up and running with large language models
+    zh: 一站式大模型部署平台
   type: tool
   crossVersionUpdate: true
   limit: 1