TODO

1. get data.libmus.com working on PHP 8

2. get dev.libmus.com working on PHP 8

3. create new services for ElasticSearch 7

4. copy over libmus sameAs data

5. re-import libmus RDF into 4store

6. re-import libmus RDF into elasticsearch

7. check/test Alexa skill (almost certainly expired)

8. turn off old servers!!