Added Roles and Permissions. Some minor UI fixes

backend/seed_admin.py

@@ -34,15 +34,15 @@ def seed_superadmin(email: str, password: str, name: str):
         "email": email,
         "hashed_password": hash_password(password),
         "name": name,
-        "role": "superadmin",
+        "role": "sysadmin",
         "is_active": True,
     }
 
     doc_ref = db.collection("admin_users").add(user_data)
-    print(f"Superadmin created successfully!")
+    print(f"SysAdmin created successfully!")
     print(f"  Email:  {email}")
     print(f"  Name:   {name}")
-    print(f"  Role:   superadmin")
+    print(f"  Role:   sysadmin")
     print(f"  Doc ID: {doc_ref[1].id}")