Which Java compiler version are you using. In AEM 6.4 and 6.5?

My first question is after deleting how did u create this model? Was it via code deployment or via workflow console?Either way, when you create the model you will definitely see it in /conf.You just have to make sure it exists in /var also.If not, just open http://localhost:4502/cf#/conf/settings/wo...

In Editable templates check the template-types and see which sling:resourceType it is pointing to. Example: sling:resourceTypeString<my-proj>/components/page Now just like static templates, you can add the client library category here.<sly data-sly-use.clientlib="/libs/granite/sightly/templates/clie...

I believe the minimum requirement for AEM SPA Project Archetype is:AEM 6.4.7+ or 6.5.3+ Check this link: https://github.com/adobe/aem-spa-project-archetype

For overriding things, check out these node structure, you will get an idea./libs/cq/core/content/projects/templates/retail-product-photoshoot/roles 

It coming from a bundle

Properties as cq:lastReplicated, cq:lastReplicatedBy, cq:lastReplicationAction are not being copied while moving pages. Did someone encounter that?