feat: keyboard shortcuts for primary actions (#2030)

packages/ui-services/src/Keyboard/platformCheck.ts

@@ -0,0 +1,9 @@
+import { Platform } from '@standardnotes/snjs'
+
+export function isMacPlatform(platform: Platform) {
+  return platform === Platform.MacDesktop || platform === Platform.MacWeb
+}
+
+export function isWindowsPlatform(platform: Platform) {
+  return platform === Platform.WindowsDesktop || platform === Platform.WindowsWeb
+}