✨ 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/docker-lxc/data.yml

@@ -1,20 +1,23 @@
 name: docker-lxc
 tags:
-    - 工具
+  - 工具
 title: 运行由 docker 管理的有状态 lxc 容器
 type: 工具
 description: 运行由 docker 管理的有状态 lxc 容器
 additionalProperties:
-    key: docker-lxc
-    name: docker-lxc
-    tags:
-        - Tool
-    shortDescZh: 运行由 docker 管理的有状态 lxc 容器
-    shortDescEn: Run stateful lxc containers managed by docker
-    type: tool
-    crossVersionUpdate: true
-    limit: 0
-    recommend: 0
-    website: https://hub.docker.com/r/micwy/lxc
-    github: https://github.com/micw/docker-lxc
-    document: https://github.com/micw/docker-lxc
+  key: docker-lxc
+  name: docker-lxc
+  tags:
+    - Tool
+  shortDescZh: 运行由 docker 管理的有状态 lxc 容器
+  shortDescEn: Run stateful lxc containers managed by docker
+  description:
+    en: Run stateful lxc containers managed by docker
+    zh: 运行由 docker 管理的有状态 lxc 容器
+  type: tool
+  crossVersionUpdate: true
+  limit: 0
+  recommend: 0
+  website: https://hub.docker.com/r/micwy/lxc
+  github: https://github.com/micw/docker-lxc
+  document: https://github.com/micw/docker-lxc