Added Deckcord

[marios8543]

Deckcord

Easy access to discord and various related features in game mode.

If this is an update, please include a summary of what changes you made.

Checklist:

Developer Checklist

• I am the original author or an authorized maintainer of this plugin.
• I have abided by the licenses of the libraries I am utilizing, including attaching license notices where appropriate.

Plugin Checklist

• I have verified that my plugin works properly on the Stable and Beta update channels of SteamOS.
• I have verified my plugin is unique or alternatively provides more/alternative functionality to a similar plugin already on the store.

Plugin Backend Checklist

• No: I am using a custom backend other than Python.
• No: I am using a tool or software from a 3rd party FOSS project that does not have it's dependencies statically linked.
• No: I am using a custom binary that has all of it's dependencies statically linked.

Testing

• Tested on SteamOS Stable/Beta Update Channel.

[lividhen]

Appears to be broken on steamos 3.5. At least for me. Selecting discord from the steam menu sits on a black screen forever.

[lividhen]

Works now!
The keyboard is stuck behind the client on the login screen so I still have to use an external keyboard to login.