add Forgejo (#2809)

* added forgejo egg

* updated main repository readme

* made requested changes

* try the file_denylist

---------

Co-authored-by: Quinten <67589015+QuintenQVD0@users.noreply.github.com>

software/forgejo/README.md

@@ -0,0 +1,18 @@
+# Forgejo
+
+[Forgejo](https://forgejo.org/) is a community managed lightweight code hosting solution written in Go. It is published under the MIT license.
+
+## Supported Versions
+You can set the version in Version variable. You can use following values:
+
+latest      - latest stable release
+version     - set the version according to this page: https://forgejo.org/releases/
+
+## Server Ports
+
+Ports required to run the server in a table format.
+
+| Port | default |
+| ---- | ------- |
+| App  | 3000    |
+| SSH  | 2020    |