WIP: Integration branch with darwin and deck support

- Added darwin and jovian inputs
- Added platform-specific package configurations
- Added darwinConfigurations and deck nixosConfiguration
- Copied darwin and deck specific files
- Fixed darwin version compatibility

Some configurations still need debugging

home/darwin/sketchybar/plugins/front_app.sh

@@ -0,0 +1,7 @@
+#!/usr/bin/env bash
+
+case "$SENDER" in
+"front_app_switched")
+	sketchybar --set "$NAME" label="$INFO"
+	;;
+esac