[Feature] Create assembly samples from home page (#6747)

* fix: how?

* fix: 0 byte thumbnail png loading bug

* fix: adding navigate to single file back

* fix: cargo fmt

* fix: sorting files to match manifest and unit test

* fix: restoring back to main

* fix: cargo fmt

* fix: ope, I forgot I deleted some code that renamed single files to the samples name to track easier within the file tree

* fix: ope

* Update src/lib/commandBarConfigs/applicationCommandConfig.ts

Co-authored-by: Frank Noirot <frank@zoo.dev>

* fix: unique name for project, ope

* fix: filtered samples for web and skeleton create a sample command

* fix: Create A Sample specifically desktop home page instead of overloading the add to file

* fix: hiding source

* fix: gotcha on add to file with existing project default args and assemblies

---------

Co-authored-by: Frank Noirot <frank@zoo.dev>

e2e/playwright/testing-samples-loading.spec.ts

@@ -52,7 +52,9 @@ test.describe('Testing loading external models', () => {
           name,
         })
       const warningText = page.getByText('Overwrite current file with sample?')
-      const confirmButton = page.getByRole('button', { name: 'Submit command' })
+      const confirmButton = page.getByRole('button', {
+        name: 'Submit command',
+      })
 
       await test.step(`Precondition: check the initial code`, async () => {
         await u.openKclCodePanel()