See these similar threadshttps://experienceleaguecommunities.adobe.com/t5/adobe-experience-manager/dam-asset-references/qaq-p/166355https://experienceleaguecommunities.adobe.com/t5/adobe-experience-manager/aem-search-pages-and-asset-references-in-one-result/qaq-p/250341http://experience-aem.blogspot...

Hi Guys , I wrote this article years back to setup the dispatcher in local environment.It can be helpful for people who are new in AEM and want to explore caching . https://www.linkedin.com/pulse/dispatcher-setup-local-enviornment-varun-shakya/

If you want to send an email after publishing the page I would say use workflow, refer this. https://www.aemquickstart.in/2016/08/creating-custom-aem-workflow-steps-that.html if you still want a popup on the page after publishing page you can customize consoles refer thishttps://docs.adobe.com/conte...

Refer thesehttps://solutionpartners.adobe.com/content/dam/spp_assets/public/public_5/AD0-E102_AEM_Business_Practitioner_EG.pdf https://experienceleaguecommunities.adobe.com/t5/adobe-experience-manager/study-materials-for-aem-6-0-business-practitioner-exam/qaq-p/170602

you can use resource.getValueMap() which will give you the properties of resource in key pair form. Once you get those details return them in sling model.

Check this thread and see the solution provided by Arun https://experienceleaguecommunities.adobe.com/t5/adobe-experience-manager/touch-ui-rte-removing-data-attributes/td-p/251251

one way to solve this issue could be workflow . You can have have a workflow  which will get launched whenever author deletes a page a notification will be sent to your inbox .. This way you can keep track of all the deleted or deactivated pages.Or  trace the audit log as mentioned by @Vaibhavi_J 

M not experts in this topic(AEM SPA integration) but what I understood from your problem is you do not want to  use of OOTB core components as you are not able to make changes in dialog. In this case I would say you can create new components  by extending  the AEM core components and that would allo...

Try to follow steps mentioned here in video this time. https://www.youtube.com/watch?v=mY8b8jA7d3Ahttps://www.youtube.com/watch?v=cdrIu1XKkmohttps://www.youtube.com/watch?v=bfE16kc3JJY  

Refer to these links. Basically we write custom JS code (validator) and hook that validator to our dialog fields. Go through these links they have implemented the validation even the  packages are also available to download . https://helpx.adobe.com/experience-manager/using/creating-touchui-validate...