Add Fedora and Arch package recipes (#24)

* Package Ferese for Fedora and Arch releases

* Build release packages alongside workspace checks

* Include dependency licenses and software GPU test drivers

* Limit package checks to release PRs and fix Arch Cargo dependency

* Prepare Ferese 0.1.0-beta

* Release config locks before closing inherited file descriptions

* Install the lock PAM policy for native release checks

* Include xauth in distribution package test dependencies

* Regenerate Arch Git package metadata

* Run package checks with an explicit UTC timezone

* Remove unused bundled fonts and accept installed license receipts

* Format the system font test helper

* Load an installed font for headless text rendering checks

* Isolate package test runtimes and reap container child processes

docs/README.md

@@ -17,6 +17,7 @@
 
 ## Develop Ferese
 
+- [Packages and releases](packaging.md): build Fedora and Arch packages and publish a tagged release.
 - [Development](development.md): build Ferese, run tests and check portal contracts.
 - [Nested resize checks](nested-resize-testing.md).
 - [Client soak testing](native-soak-testing.md).