Merge pull request #4271 from keymanapp/chore/linux/ppa

chore(linux): Allow to push to the `keyman-beta` ppa

docs/linux-packaging.md

@@ -5,8 +5,9 @@
 We use different channels to build and distribute the Linux packages:
 
 - (older version) included in official repos since Ubuntu 19.04 and Debian Buster
-- Launchpad repo for [stable](https://launchpad.net/~keymanapp/+archive/ubuntu/keyman) and
-  [beta](https://launchpad.net/~keymanapp/+archive/ubuntu/keyman-daily) versions
+- Launchpad repo for [stable](https://launchpad.net/~keymanapp/+archive/ubuntu/keyman),
+  [beta](https://launchpad.net/~keymanapp/+archive/ubuntu/keyman-beta) and
+  [alpha](https://launchpad.net/~keymanapp/+archive/ubuntu/keyman-alpha) versions
 - [pso](http://packages.sil.org/) and [llso](http://linux.lsdev.sil.org/ubuntu/)
   for stable, beta, and alpha versions
 - artifacts on [Jenkins](https://jenkins.lsdev.sil.org/view/Keyman/view/Pipeline/job/pipeline-keyman-packaging/view/change-requests/)

linux/scripts/launchpad.sh

@@ -30,8 +30,10 @@ fi
 
 if [ "${TIER}" == "stable" ]; then
     ppa="ppa:keymanapp/keyman"
+elif [ "${TIER}" == "beta" ]; then
+    ppa="ppa:keymanapp/keyman-beta"
 else
-    ppa="ppa:keymanapp/keyman-daily"
+    ppa="ppa:keymanapp/keyman-alpha"
 fi
 echo "ppa: ${ppa}"