fix(region): avoid panic #3310

	name: Building and test for PR

	on:
	pull_request:
	types: [opened, synchronize, reopened]

	jobs:
	build_and_test:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4

	- name: Setup Go
	uses: actions/setup-go@v4
	with:
	go-version: '1.21'

	- name: Install check tools
	shell: bash
	run: \|
	set -o xtrace
	git clone --branch yun --depth 4 https://github.com/yousong/tools && cd tools
	go build ./cmd/goimports && sudo cp goimports /usr/bin/ && cd .. && rm -rf tools
	git clone --depth 4 https://github.com/yousong/y18n && cd y18n
	go build . && sudo cp y18n /usr/bin && cd .. && rm -rf y18n


	- name: Test and build
	shell: bash
	run: \|
	set -o xtrace
	export GO111MODULE=on
	make -j3 check
	make test
	targets="$(find cmd -mindepth 1 -maxdepth 1 -type d \| grep -v cmd/host-image \| grep -v torrent)"
	echo $targets \| tr ' ' '\n'
	make $targets
	ls -lh _output/bin

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