move low-level DID-related create & decode into separate folder (#120)

Co-authored-by: Trent Larson <trent@trentlarson.com>
Reviewed-on: #120
Co-authored-by: trentlarson <trent@trentlarson.com>
Co-committed-by: trentlarson <trent@trentlarson.com>

src/constants/app.ts

@@ -36,6 +36,9 @@ export const DEFAULT_PUSH_SERVER =
 
 export const IMAGE_TYPE_PROFILE = "profile";
 
+export const PASSKEYS_ENABLED =
+  !!import.meta.env.VITE_PASSKEYS_ENABLED || false;
+
 /**
  * The possible values for "group" and "type" are in App.vue.
  * From the notiwind package