Add 'We are Closed' comment

README.md

@@ -1,13 +1,28 @@
 # CGI for Caddy
 
+[![No Maintenance
+Intended](http://unmaintained.tech/badge.svg)](http://unmaintained.tech/)
 [![MIT
 licensed](https://img.shields.io/badge/license-MIT-blue.svg)](https://raw.githubusercontent.com/jung-kurt/caddy-cgi/master/LICENSE)
 [![Report](https://goreportcard.com/badge/github.com/jung-kurt/caddy-cgi)](https://goreportcard.com/report/github.com/jung-kurt/caddy-cgi)
 
 Package cgi implements the common gateway interface
 ([CGI](https://en.wikipedia.org/wiki/Common_Gateway_Interface)) for
-[Caddy](https://caddyserver.com/), a modern, full-featured, easy-to-use
-web server.
+[Caddy 1](https://caddyserver.com/), a modern, full-featured,
+easy-to-use web server.
+
+## We Are Closed
+
+This CGI plugin works with version 1 of the Caddy web server. As of
+2020, this version has been superseded by version 2. Circumstances
+prevent me from porting this plugin to version 2 and then maintaining
+it. However, this is a very simple plugin as the Go standard library
+does all of the real work. The bulk of the code is spent parsing the
+configuration file and I believe this has been greatly simplified for
+version 2. Porting this software to the new version of the Caddy web
+server is a good first-time contributor project.
+
+## Documentation
 
 This plugin lets you generate dynamic content on your website by means
 of command line scripts. To collect information about the inbound HTTP

doc.go

@@ -1,7 +1,22 @@
 /*
-Package cgi implements the common gateway interface (CGI) for Caddy, a
+Package cgi implements the common gateway interface (CGI) for Caddy 1, a
 modern, full-featured, easy-to-use web server.
 
+
+We Are Closed
+
+This CGI plugin works with version 1 of the Caddy web server. As of
+2020, this version has been superseded by version 2. Circumstances
+prevent me from porting this plugin to version 2 and then maintaining
+it. However, this is a very simple plugin as the Go standard library
+does all of the real work. The bulk of the code is spent parsing the
+configuration file and I believe this has been greatly simplified for
+version 2. Porting this software to the new version of the Caddy web
+server is a good first-time contributor project.
+
+
+Documentation
+
 This plugin lets you generate dynamic content on your website by means
 of command line scripts. To collect information about the inbound HTTP
 request, your script examines certain environment variables such as

doc/document.md

@@ -1,10 +1,23 @@
 # CGI for Caddy
 
+[![No Maintenance Intended](http://unmaintained.tech/badge.svg)][unmaintained]
 [![MIT licensed][badge-mit]][license]
 [![Report][badge-report]][report]
 
 Package cgi implements the common gateway interface ([CGI][cgi-wiki]) for
-[Caddy][caddy], a modern, full-featured, easy-to-use web server.
+[Caddy 1][caddy], a modern, full-featured, easy-to-use web server.
+
+## We Are Closed
+
+This CGI plugin works with version 1 of the Caddy web server. As of 2020, this
+version has been superseded by version 2. Circumstances prevent me from porting
+this plugin to version 2 and then maintaining it. However, this is a very
+simple plugin as the Go standard library does all of the real work. The bulk of
+the code is spent parsing the configuration file and I believe this has been
+greatly simplified for version 2. Porting this software to the new version of
+the Caddy web server is a good first-time contributor project.
+
+## Documentation
 
 This plugin lets you generate dynamic content on your website by means of
 command line scripts. To collect information about the inbound HTTP request,
@@ -654,3 +667,4 @@ cgi /sample/*.php /usr/local/cgi-bin/phpwrap /usr/local/cgi-bin{match}
 [report]: https://goreportcard.com/report/github.com/jung-kurt/caddy-cgi
 [subkey]: class:subkey
 [travis]: https://travis-ci.org/jung-kurt/caddy-cgi
+[unmaintained]: http://unmaintained.tech/