build(deps): bump actions/checkout from 4 to 6 #5

	name: CI

	on:
	push:
	branches: [main]
	pull_request:

	jobs:
	validate:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v6

	- name: Setup Node.js
	uses: actions/setup-node@v4
	with:
	node-version: '18'

	- name: Validate plugin.json
	run: node -e "JSON.parse(require('fs').readFileSync('plugin.json', 'utf8')); console.log('plugin.json is valid JSON')" 2>/dev/null \|\| echo "plugin.json not found, skipping"

	- name: Validate SKILL.md exists and has frontmatter
	run: \|
	SKILL_PATH="skills/shieldcode/SKILL.md"
	if [ ! -f "$SKILL_PATH" ]; then
	echo "ERROR: $SKILL_PATH not found"
	exit 1
	fi
	echo "SKILL.md found at $SKILL_PATH"
	if ! head -1 "$SKILL_PATH" \| grep -q '^---'; then
	echo "ERROR: SKILL.md does not start with frontmatter (---)"
	exit 1
	fi
	echo "SKILL.md has valid frontmatter"

	- name: Check SKILL.md size
	run: \|
	SKILL_PATH="skills/shieldcode/SKILL.md"
	SIZE=$(wc -c < "$SKILL_PATH")
	LIMIT=32768
	echo "SKILL.md size: ${SIZE} bytes (limit: ${LIMIT})"
	if [ "$SIZE" -gt "$LIMIT" ]; then
	echo "WARNING: SKILL.md exceeds 32KB (${SIZE} bytes). Claude Code may truncate it."
	else
	echo "SKILL.md size is within limit."
	fi

	- name: Test install.sh syntax
	run: bash -n install.sh && echo "install.sh syntax OK"

	- name: Test uninstall.sh syntax
	run: bash -n uninstall.sh && echo "uninstall.sh syntax OK"

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