CLIProxyAPI: keep plugins and data across updates

The clean install wiped /opt/cliproxyapi including plugins/ and data/, so
every update removed installed plugins and their data (#17750).

CHANGELOG.md

@@ -580,8 +580,7 @@ Exercise vigilance regarding copycat or coat-tailing sites that seek to exploit
 
 ### 💾 Core
 
-  - Tolerate a missing datacenter.cfg in vm_keyboard_default [@MickLesk](https://github.com/MickLesk) ([core#124](https://github.com/community-scripts/core/pull/124))
-- Take the ISO storage from the disk pool when it can hold ISOs [@MickLesk](https://github.com/MickLesk) ([core#122](https://github.com/community-scripts/core/pull/122))
+  - Take the ISO storage from the disk pool when it can hold ISOs [@MickLesk](https://github.com/MickLesk) ([core#122](https://github.com/community-scripts/core/pull/122))
 - Shared VM helpers: disk import, releases, checksums, first boot, IP by MAC [@MickLesk](https://github.com/MickLesk) ([core#117](https://github.com/community-scripts/core/pull/117))
 - tools: forge truncated release list [@MickLesk](https://github.com/MickLesk) ([core#118](https://github.com/community-scripts/core/pull/118))
 - Remember a kept cached image until the upstream changes [@MickLesk](https://github.com/MickLesk) ([core#119](https://github.com/community-scripts/core/pull/119))

ct/cliproxyapi.sh

@@ -39,7 +39,7 @@ function update_script() {
 
     create_backup /opt/cliproxyapi/config.yaml
 
-    CLEAN_INSTALL=1 fetch_and_deploy_gh_release "cliproxyapi" "router-for-me/CLIProxyAPI" "prebuild" "latest" "/opt/cliproxyapi" "CLIProxyAPI_*_linux_$(arch_resolve "amd64" "aarch64").tar.gz"
+    CLEAN_INSTALL=1 CLEAN_INSTALL_KEEP="plugins data" fetch_and_deploy_gh_release "cliproxyapi" "router-for-me/CLIProxyAPI" "prebuild" "latest" "/opt/cliproxyapi" "CLIProxyAPI_*_linux_$(arch_resolve "amd64" "aarch64").tar.gz"
 
     restore_backup