refactor: streamline container setup and dependencies

- Remove `xz-utils` from initial package install
- Remove password/secret check in `obj_init`
- Add on-demand `crun` installation during container create
- Import `herorunner_installer` for `crun` setup

lib/installers/virt/herorunner/herorunner_actions.v

@@ -23,9 +23,7 @@ fn upload() ! {
 
 fn install() ! {
 	console.print_header('install herorunner')
-	osal.package_install('
-		xz-utils
-	   crun')!
+	osal.package_install('crun')!
 
 	// osal.exec(
 	// 	cmd:    '

lib/installers/virt/herorunner/herorunner_model.v

@@ -18,9 +18,6 @@ pub mut:
 // your checking & initialization code if needed
 fn obj_init(mycfg_ HeroRunner) !HeroRunner {
 	mut mycfg := mycfg_
-	if mycfg.password == '' && mycfg.secret == '' {
-		return error('password or secret needs to be filled in for ${mycfg.name}')
-	}
 	return mycfg
 }
 

lib/virt/heropods/container_create.v

@@ -4,6 +4,7 @@ import freeflowuniverse.herolib.ui.console
 import freeflowuniverse.herolib.osal.core as osal
 import freeflowuniverse.herolib.core.pathlib
 import freeflowuniverse.herolib.core.texttools
+import freeflowuniverse.herolib.installers.virt.herorunner as herorunner_installer
 import os
 
 // Updated enum to be more flexible
@@ -73,6 +74,12 @@ pub fn (mut self ContainerFactory) new(args ContainerNewArgs) !&Container {
 	// Create container config
 	self.create_container_config(args.name, rootfs_path)!
 
+	// Install crun if not installed
+	if !osal.cmd_exists('crun') {
+		mut herorunner := herorunner_installer.new()!
+		herorunner.install()!
+	}
+
 	// Create container using crun
 	osal.exec(
 		cmd:    'crun create --bundle ${self.base_dir}/configs/${args.name} ${args.name}'