feat: Implement Staff Profile feature with BLoC architecture

- Added ProfileRepositoryInterface for staff profile operations.
- Created StaffProfileUI to represent extended profile information for the UI.
- Developed GetProfileUseCase to fetch staff profiles and map to UI entities.
- Implemented SignOutUseCase for user sign-out functionality.
- Introduced ProfileCubit to manage profile state and loading logic.
- Created ProfileState to represent various states of the profile feature.
- Developed ProfileNavigator for type-safe navigation within the profile feature.
- Built StaffProfilePage to display staff member's profile and statistics.
- Added various widgets for profile display, including reliability stats and menu items.
- Established StaffProfileModule for dependency injection and routing.
- Configured pubspec.yaml for feature package dependencies.

apps/mobile/packages/core_localization/lib/src/l10n/en.i18n.json

@@ -453,15 +453,51 @@
           "refer": { "title": "Refer a Friend", "page": "/worker-profile" }
         }
       }
-    }
-  },
-  "staff_main": {
-    "tabs": {
-      "shifts": "Shifts",
-      "payments": "Payments",
-      "home": "Home",
-      "clock_in": "Clock In",
-      "profile": "Profile"
+    },
+    "profile": {
+      "header": {
+        "title": "Profile",
+        "sign_out": "SIGN OUT"
+      },
+      "reliability_stats": {
+        "shifts": "Shifts",
+        "rating": "Rating",
+        "on_time": "On Time",
+        "no_shows": "No Shows",
+        "cancellations": "Cancel."
+      },
+      "reliability_score": {
+        "title": "Reliability Score",
+        "description": "Keep your score above 45% to continue picking up shifts."
+      },
+      "sections": {
+        "onboarding": "ONBOARDING",
+        "compliance": "COMPLIANCE",
+        "level_up": "LEVEL UP",
+        "finance": "FINANCE",
+        "support": "SUPPORT"
+      },
+      "menu_items": {
+        "personal_info": "Personal Info",
+        "emergency_contact": "Emergency Contact",
+        "experience": "Experience",
+        "attire": "Attire",
+        "documents": "Documents",
+        "certificates": "Certificates",
+        "tax_forms": "Tax Forms",
+        "krow_university": "Krow University",
+        "trainings": "Trainings",
+        "leaderboard": "Leaderboard",
+        "bank_account": "Bank Account",
+        "payments": "Payments",
+        "timecard": "Timecard",
+        "faqs": "FAQs",
+        "privacy_security": "Privacy & Security",
+        "messages": "Messages"
+      },
+      "logout": {
+        "button": "Sign Out"
+      }
     }
   }
 }