Module ngx_http_core_module
https://nginx.org/en/docs/http/ngx_http_core_module.html#location
location使用说明
NGINX Docs | NGINX Reverse Proxy
https://docs.nginx.com/nginx/admin-guide/web-server/reverse-proxy/
Nginx wildcard/regex in location path - Server Fault
https://serverfault.com/questions/808788/nginx-wildcard-regex-in-location-path
Nginx wildcard proxy, pass subdomain to the server (upstream proxy) - Stack Overflow
https://stackoverflow.com/questions/12950572/nginx-wildcard-proxy-pass-subdomain-to-the-server-upstream-proxy
nginx proxy_pass wildcard config - Server Fault
https://serverfault.com/questions/849989/nginx-proxy-pass-wildcard-config
Nginx proxy_pass: examples for how does nginx proxy_pass map the request | Yet Another Summer Rain
https://www.liaohuqiu.net/posts/nginx-proxy-pass/
reverse proxy - Configure Nginx with proxy_pass - Stack Overflow
https://stackoverflow.com/questions/12847771/configure-nginx-with-proxy-pass
Understanding Nginx Server and Location Block Selection Algorithms | DigitalOcean
https://www.digitalocean.com/community/tutorials/understanding-nginx-server-and-location-block-selection-algorithms