Initial commit: Biibaye branding extension

- Overrides app name to Biibaye via translations
- Sets window title to Biibaye - Delivery System
- Injects primary color #FF4500 and dark bg #343538
- Replaces favicons with custom assets (placeholder files)
- Includes site.webmanifest with Biibaye config
- Minimal Ember engine to satisfy Fleetbase extension system

config/environment.js

@@ -0,0 +1,9 @@
+'use strict';
+const { name } = require('../package');
+
+module.exports = function (environment) {
+    return {
+        modulePrefix: name,
+        environment,
+    };
+};