Initial support for application specific overrides.

config/keyboard/desktop.toml

@@ -478,3 +478,8 @@ command = "read_live_region_10"
 name = "Clear live region 10"
 keys = ["FENRIR", "SHIFT", "0"]
 command = "clear_live_region_10"
+
+[[bindings]]
+name = "Applications"
+keys = ["FENRIR", "A"]
+command = "applications_menu"