chore: cleanup the cleanup scripts (#1266)

<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->
## Summary by CodeRabbit

- **New Features**
- Updated the plugin installation endpoint to use a new port for
improved connectivity.
- Streamlined installation and removal processes for a more reliable
setup and clearer cleanup feedback.
- Introduced a new script to manage cleanup operations, enhancing system
maintenance during removals.
- **Chores**
- Expanded file monitoring to support additional file types, ensuring
timely updates.
- Optimized background operations that configure essential components
for enhanced overall performance.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->

---------

Co-authored-by: coderabbitai[bot] <136622811+coderabbitai[bot]@users.noreply.github.com>

plugin/builder/cli/setup-plugin-environment.ts

@@ -93,7 +93,7 @@ export const setupPluginEnv = async (argv: string[]): Promise<PluginEnv> => {
       "Base URL - will be used to determine the bucket, and combined with the tag (if set) to form the final URL",
       process.env.CI === "true"
         ? "This is a CI build, please set the base URL manually"
-        : `http://${process.env.HOST_LAN_IP}:8080`
+        : `http://${process.env.HOST_LAN_IP}:5858`
     )
     .option(
       "--txz-path <path>",