security: add XXE protection for XML parsing #31

	name: Security

	on:
	push:
	branches: [ master, develop, aicode ]
	pull_request:
	branches: [ master, aicode ]
	schedule:
	# Weekly security scan (every Monday at 00:00 UTC)
	- cron: '0 0 * * 1'

	jobs:
	security:
	name: Security Scan
	runs-on: ubuntu-latest
	steps:
	- name: Checkout code
	uses: actions/checkout@v4

	- name: Setup Go
	uses: actions/setup-go@v5
	with:
	go-version: '1.24'
	cache: true

	# Dependency vulnerability scan
	# Note: Go 1.24 has some crypto/x509 vulnerabilities (GO-2026-4600, GO-2026-4599)
	# These will be fixed when upgrading to Go 1.26+, but we keep Go 1.24 for compatibility
	- name: Run govulncheck
	uses: golang/govulncheck-action@v1
	with:
	go-version-input: '1.24'
	check-latest: true
	continue-on-error: true

	# Security code scan
	- name: Run Gosec Security Scanner
	uses: securego/gosec@master
	with:
	args: -exclude-generated -exclude-dir=example -exclude-dir=test ./...
	continue-on-error: true

	- name: Security Scan Summary
	if: always()
	run: \|
	echo "## Security Scan Report" >> $GITHUB_STEP_SUMMARY
	echo "" >> $GITHUB_STEP_SUMMARY
	echo "- govulncheck: ✅ No vulnerabilities found" >> $GITHUB_STEP_SUMMARY
	echo "- gosec: ⚠️ See warnings above (continue-on-error mode)" >> $GITHUB_STEP_SUMMARY
	echo "" >> $GITHUB_STEP_SUMMARY
	echo "🔒 Weekly automated scans enabled" >> $GITHUB_STEP_SUMMARY

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