feat(staff): integrate staff_home feature

- Created staff_main package with module, bloc, and pages
- Integrated staff_home into staff_main
- Updated route constants to use /worker-main
- Fixed intl version conflict

apps/mobile/packages/features/staff/home/analysis_options.yaml

@@ -0,0 +1,7 @@
+include: package:flutter_lints/flutter.yaml
+
+linter:
+  rules:
+    avoid_print: true
+    prefer_single_quotes: true
+    always_use_package_imports: true