tetsuu @ tetsuu-AOD270  ~
└─ $ ▶ wget -O - https://mcpelauncher.mrarm.io/apt/conf/public.gpg.key | sudo apt-key add -
--2020-01-25 11:19:23--  https://mcpelauncher.mrarm.io/apt/conf/public.gpg.key
Resolving mcpelauncher.mrarm.io (mcpelauncher.mrarm.io)... 104.131.177.190
Connecting to mcpelauncher.mrarm.io (mcpelauncher.mrarm.io)|104.131.177.190|:443... connected.
HTTP request sent, awaiting response... 200 OK
Length: 3053 (3.0K) [application/octet-stream]
Saving to: ‘STDOUT’

-                                    100%[====================================================================>]   2.98K  --.-KB/s    in 0s

2020-01-25 11:19:38 (67.7 MB/s) - written to stdout [3053/3053]

OK
tetsuu @ tetsuu-AOD270  ~
└─ $ ▶ sudo add-apt-repository 'deb http://mcpelauncher.mrarm.io/apt/ubuntu/ bionic main'
Hit:1 https://dl.winehq.org/wine-builds/ubuntu bionic InRelease
Hit:2 http://ph.archive.ubuntu.com/ubuntu bionic InRelease
Get:3 http://ph.archive.ubuntu.com/ubuntu bionic-updates InRelease [88.7 kB]
Hit:4 http://packages.microsoft.com/repos/vscode stable InRelease
Hit:5 http://mcpelauncher.mrarm.io/apt/ubuntu bionic InRelease
Get:6 http://security.ubuntu.com/ubuntu bionic-security InRelease [88.7 kB]
Hit:7 http://ppa.launchpad.net/commendsarnex/winedri3/ubuntu bionic InRelease
Hit:8 http://ppa.launchpad.net/danielrichter2007/grub-customizer/ubuntu bionic InRelease
Get:9 http://ph.archive.ubuntu.com/ubuntu bionic-backports InRelease [74.6 kB]
Hit:10 http://ppa.launchpad.net/gencfsm/ppa/ubuntu bionic InRelease
Hit:11 http://repository.spotify.com stable InRelease
Hit:12 http://ppa.launchpad.net/papirus/papirus/ubuntu bionic InRelease
Hit:13 http://ppa.launchpad.net/rvm/smplayer/ubuntu bionic InRelease
Hit:14 http://ppa.launchpad.net/teejee2008/ppa/ubuntu bionic InRelease
Hit:15 http://ppa.launchpad.net/ubuntu-desktop/ubuntu-make/ubuntu bionic InRelease
Hit:16 http://ppa.launchpad.net/webupd8team/java/ubuntu bionic InRelease
Hit:17 http://ppa.launchpad.net/yannubuntu/boot-repair/ubuntu bionic InRelease
Fetched 252 kB in 18s (14.2 kB/s)
Reading package lists... Done
tetsuu @ tetsuu-AOD270  ~
└─ $ ▶ sudo apt install msa-daemon msa-ui-qt mcpelauncher-client mcpelauncher-ui-qt
Reading package lists... Done
Building dependency tree
Reading state information... Done
E: Unable to locate package msa-daemon
E: Unable to locate package msa-ui-qt
E: Unable to locate package mcpelauncher-ui-qt