misc improvements (#2836)

* misc improvements

* kill proc before destroying subcontainer fs

* version bump

* beta.11

* use bind mount explicitly

* Update sdk/base/lib/Effects.ts

Co-authored-by: Dominion5254 <musashidisciple@proton.me>

---------

Co-authored-by: Dominion5254 <musashidisciple@proton.me>

sdk/base/lib/Effects.ts

@@ -131,6 +131,8 @@ export type Effects = {
   }): Promise<Host | null>
   /** Returns the IP address of the container */
   getContainerIp(): Promise<string>
+  /** Returns the IP address of StartOS */
+  getOsIp(): Promise<string>
   // interface
   /** Creates an interface bound to a specific host and port to show to the user */
   exportServiceInterface(options: ExportServiceInterfaceParams): Promise<null>