docs: improve sample galleries layout and strengthen gallery validator #3

	name: Generate Thumbnails

	on:
	push:
	paths:
	- 'management-portal/docs/**'
	workflow_dispatch: {}

	jobs:
	generate:
	runs-on: windows-latest

	steps:
	- name: Checkout
	uses: actions/checkout@v4
	with:
	persist-credentials: true

	- name: Setup ImageMagick
	run: choco install imagemagick -y

	- name: Generate thumbnails
	working-directory: management-portal/docs
	run: \|
	pwsh -NoProfile -ExecutionPolicy Bypass -File .\generate-thumbnails.ps1 -Width 300 -Force

	- name: Commit thumbnails
	run: \|
	git config user.name "github-actions[bot]"
	git config user.email "github-actions[bot]@users.noreply.github.com"
	git add management-portal/docs/thumbnails \|\| true
	git commit -m "chore(docs): add/update thumbnails" \|\| echo "No changes to commit"
	git push origin HEAD:main \|\| echo "Push failed"

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