QOL: Mzansi Profile Package performance improvements

Frontend/lib/mih_packages/mzansi_profile/business_profile/busines_profile.dart

@@ -24,6 +24,12 @@ class BusinesProfile extends StatefulWidget {
 
 class _BusinesProfileState extends State<BusinesProfile> {
   bool _isLoadingInitialData = true;
+  late final MihBusinessDetails _businessDetails;
+  late final MihMyBusinessUser _businessUser;
+  late final MihMyBusinessTeam _businessTeam;
+  late final MihBusinessUserSearch _businessUserSearch;
+  late final MihBusinessReviews _businessReviews;
+  late final MihBusinessQrCode _businessQrCode;
 
   Future<void> _loadInitialData() async {
     setState(() {
@@ -44,6 +50,12 @@ class _BusinesProfileState extends State<BusinesProfile> {
   @override
   void initState() {
     super.initState();
+    _businessDetails = MihBusinessDetails();
+    _businessUser = MihMyBusinessUser();
+    _businessTeam = MihMyBusinessTeam();
+    _businessUserSearch = MihBusinessUserSearch();
+    _businessReviews = MihBusinessReviews(business: null);
+    _businessQrCode = MihBusinessQrCode(business: null);
     _loadInitialData();
   }
 
@@ -132,14 +144,13 @@ class _BusinesProfileState extends State<BusinesProfile> {
   }
 
   List<Widget> getToolBody() {
-    List<Widget> toolBodies = [
-      MihBusinessDetails(),
-      MihMyBusinessUser(),
-      MihMyBusinessTeam(),
-      MihBusinessUserSearch(),
-      MihBusinessReviews(business: null),
-      MihBusinessQrCode(business: null),
+    return [
+      _businessDetails,
+      _businessUser,
+      _businessTeam,
+      _businessUserSearch,
+      _businessReviews,
+      _businessQrCode,
     ];
-    return toolBodies;
   }
 }

Frontend/lib/mih_packages/mzansi_profile/business_profile/mzansi_business_profile_view.dart

@@ -27,6 +27,9 @@ class MzansiBusinessProfileView extends StatefulWidget {
 
 class _MzansiBusinessProfileViewState extends State<MzansiBusinessProfileView> {
   int _selcetedIndex = 0;
+  late final MihBusinessDetailsView _businessDetailsView;
+  late final MihBusinessReviews _businessReviews;
+  late final MihBusinessQrCode _businessQrCode;
 
   Future<void> _fetchBusinessDetails(
       MzansiDirectoryProvider directoryProvider) async {
@@ -50,6 +53,12 @@ class _MzansiBusinessProfileViewState extends State<MzansiBusinessProfileView> {
     super.initState();
     MzansiDirectoryProvider directoryProvider =
         context.read<MzansiDirectoryProvider>();
+    _businessDetailsView = MihBusinessDetailsView();
+    _businessReviews =
+        MihBusinessReviews(business: directoryProvider.selectedBusiness!);
+    _businessQrCode = MihBusinessQrCode(
+      business: directoryProvider.selectedBusiness!,
+    );
     _fetchBusinessDetails(directoryProvider);
   }
 
@@ -129,14 +138,11 @@ class _MzansiBusinessProfileViewState extends State<MzansiBusinessProfileView> {
   }
 
   List<Widget> getToolBody(MzansiDirectoryProvider directoryProvider) {
-    List<Widget> toolBodies = [
-      MihBusinessDetailsView(),
-      MihBusinessReviews(business: directoryProvider.selectedBusiness!),
-      MihBusinessQrCode(
-        business: directoryProvider.selectedBusiness!,
-      )
+    return [
+      _businessDetailsView,
+      _businessReviews,
+      _businessQrCode,
     ];
-    return toolBodies;
   }
 
   List<String> getToolTitle() {

Frontend/lib/mih_packages/mzansi_profile/business_profile/mzansi_set_up_business_profile.dart

@@ -17,6 +17,14 @@ class MzansiSetUpBusinessProfile extends StatefulWidget {
 
 class _MzansiSetUpBusinessProfileState
     extends State<MzansiSetUpBusinessProfile> {
+  late final MihBusinessDetailsSetUp _businessDetailsSetUp;
+
+  @override
+  void initState() {
+    _businessDetailsSetUp = MihBusinessDetailsSetUp();
+    super.initState();
+  }
+
   @override
   Widget build(BuildContext context) {
     return MihPackage(
@@ -64,9 +72,8 @@ class _MzansiSetUpBusinessProfileState
   }
 
   List<Widget> getToolBody() {
-    List<Widget> toolBodies = [
-      MihBusinessDetailsSetUp(),
+    return [
+      _businessDetailsSetUp,
     ];
-    return toolBodies;
   }
 }

Frontend/lib/mih_packages/mzansi_profile/personal_profile/mzansi_profile.dart

@@ -21,6 +21,8 @@ class MzansiProfile extends StatefulWidget {
 
 class _MzansiProfileState extends State<MzansiProfile> {
   bool _isLoadingInitialData = true;
+  late final MihPersonalProfile _personalProfile;
+  late final MihPersonalSettings _personalSettings;
 
   Future<void> _loadInitialData() async {
     setState(() {
@@ -39,6 +41,8 @@ class _MzansiProfileState extends State<MzansiProfile> {
   @override
   void initState() {
     super.initState();
+    _personalProfile = const MihPersonalProfile();
+    _personalSettings = const MihPersonalSettings();
     _loadInitialData();
   }
 
@@ -100,11 +104,10 @@ class _MzansiProfileState extends State<MzansiProfile> {
   }
 
   List<Widget> getToolBody() {
-    List<Widget> toolBodies = [];
-    toolBodies.add(MihPersonalProfile());
-    // toolBodies.add(MihPersonalProfile());
-    toolBodies.add(MihPersonalSettings());
-    return toolBodies;
+    return [
+      _personalProfile,
+      _personalSettings,
+    ];
   }
 
   List<String> getToolTitle() {

Frontend/lib/mih_packages/mzansi_profile/personal_profile/mzansi_profile_view.dart

@@ -16,6 +16,7 @@ class MzansiProfileView extends StatefulWidget {
 
 class _MzansiProfileViewState extends State<MzansiProfileView> {
   int _selcetedIndex = 0;
+  late final MihPersonalProfileView _personalProfileView;
 
   @override
   Widget build(BuildContext context) {
@@ -58,11 +59,9 @@ class _MzansiProfileViewState extends State<MzansiProfileView> {
   }
 
   List<Widget> getToolBody() {
-    List<Widget> toolBodies = [];
-    toolBodies.add(
-      MihPersonalProfileView(),
-    );
-    return toolBodies;
+    return [
+      _personalProfileView,
+    ];
   }
 
   List<String> getToolTitle() {