Exposing mame_ui_manager::show_menu() to LUA #84

	name: XML/JSON validation

	on:
	push:
	paths:
	- '.github/workflows/**'
	- 'ctrlr/*'
	- 'hash/*'
	- 'plugins/**'
	pull_request:
	paths:
	- '.github/workflows/**'
	- 'ctrlr/*'
	- 'hash/*'
	- 'plugins/**'

	permissions:
	contents: read

	jobs:
	validate:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@main
	with:
	fetch-depth: 0
	- name: Install dependencies
	run: \|
	sudo apt-get update
	sudo apt-get install -y libxml2-utils python3-jsonschema
	- name: Validate (controller configuration)
	run: for x in ctrlr/*.cfg ; do xmllint --noout "$x" ; done
	- name: Validate (HSI)
	run: for x in hash/*.hsi ; do xmllint --noout "$x" ; done
	- name: Validate (software list)
	run: for x in hash/*.xml ; do xmllint --noout --valid "$x" ; done
	- name: Validate (plugin properties)
	run: for x in plugins/*/plugin.json ; do jsonschema -i "$x" plugins/plugin.schema ; done

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