Project Manager Build Project from Projects Page (#1142)

* Added loading bar mode to project button

* Added ProjectBuilder files

* commmit current progress for project building

* Push current project building work

* Full build commands built out and message boxes for lots of situation

* Replaced defaultProjectImage placeholder

* Added installed cmake path to builder process env PATH

Code/Tools/ProjectManager/Source/UpdateProjectCtrl.cpp

@@ -119,7 +119,9 @@ namespace O3DE::ProjectManager
 
     void UpdateProjectCtrl::HandleNextButton()
     {
-        if (m_stack->currentIndex() == ScreenOrder::Settings)
+        bool shouldRebuild = false;
+
+        if (m_stack->currentIndex() == ScreenOrder::Settings && m_updateSettingsScreen)
         {
             if (m_updateSettingsScreen)
             {
@@ -155,11 +157,17 @@ namespace O3DE::ProjectManager
                 m_projectInfo = newProjectSettings;
             }
         }
-
-        if (m_stack->currentIndex() == ScreenOrder::Gems && m_gemCatalogScreen)
+        else if (m_stack->currentIndex() == ScreenOrder::Gems && m_gemCatalogScreen)
         {
             // Enable or disable the gems that got adjusted in the gem catalog and apply them to the given project.
             m_gemCatalogScreen->EnableDisableGemsForProject(m_projectInfo.m_path);
+
+            shouldRebuild = true;
+        }
+
+        if (shouldRebuild)
+        {
+            emit NotifyBuildProject(m_projectInfo);
         }
 
         emit ChangeScreenRequest(ProjectManagerScreen::Projects);