增加每次url可达性测试后等待1秒，增加3次重试 #9

	name: Validate plugin.json

	on:
	push:
	paths:
	- 'plugins.json'
	pull_request:
	paths:
	- 'plugins.json'
	workflow_dispatch: # 支持手动触发

	jobs:
	validate-json:
	runs-on: ubuntu-latest

	steps:
	- name: Checkout code
	uses: actions/checkout@v2

	- name: Validate plugins.json format
	run: \|
	sudo apt-get install jq
	jq . plugins.json > /dev/null

	- name: Check repository URLs
	run: \|
	# 提取 plugins.json 中的 repo 字段并检查可访问性
	repos=$(jq -r '.. \| objects \| .repo? // empty' plugins.json)
	unreachable_urls=() # 初始化一个数组用于记录不可访问的 URL

	for repo in $repos; do
	sleep 1
	if curl --output /dev/null --silent --head --fail --retry 3 "$repo"; then
	echo "Repository $repo is accessible."
	else
	echo "Repository $repo is NOT accessible."
	unreachable_urls+=("$repo") # 将不可访问的 URL 添加到数组
	fi
	done

	# 检查是否有不可访问的 URL
	if [ ${#unreachable_urls[@]} -ne 0 ]; then
	echo "The following repositories are NOT accessible:"
	for url in "${unreachable_urls[@]}"; do
	echo "$url" # 输出每个不可访问的 URL
	done
	exit 1 # 结束运行并标记失败状态
	else
	echo "All repositories are accessible."
	fi

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