vi /opt/etc/opkg.conf
src/gz entware http://entware.qzlin.workers.dev/mipselsf-k3.4
vi /etc/hosts
x.x.x.x(查到的ip) entware.qzlin.workers.dev
entware.qzlin.workers.dev 这个镜像是用cloudflare的workers搭的, 域名解析被污染,所以要设host