Update Readme

Summary: Ref T15006

Test Plan: We'll test it in prod

Reviewers: #trusted_contributors, chris, tobiaswiese

Reviewed By: #trusted_contributors, chris, tobiaswiese

Subscribers: tobiaswiese, chris

Maniphest Tasks: T15006

Differential Revision: https://we.phorge.it/D25000

README.md

@@ -1,7 +1,24 @@
-Effective June 1, 2021: Phabricator is no longer actively maintained.
+**Phorge** is a collection of web applications which help software companies build better software.
 
-**Phabricator** is a collection of web applications for software development.
+Phorge is a community-maintained fork of [Phabricator](http://phabricator.org).
+
+Phorge includes applications for:
+
+  - reviewing and auditing source code;
+  - hosting and browsing repositories;
+  - tracking bugs;
+  - managing projects;
+  - conversing with team members;
+  - assembling a party to venture forth;
+  - writing stuff down and reading it later;
+  - hiding stuff from coworkers; and
+  - also some other things.
+
+
+Phorge is developed and maintained by [The Phorge Team](https://phorge.it).
+
+----------
 
 **LICENSE**
 
-Phabricator is released under the Apache 2.0 license except as otherwise noted.
+Phorge is released under the Apache 2.0 license except as otherwise noted.