* Replace primary/secondary sort fields with an array of sort directives.
* Allow more than 2 sort-params in a search query.
* Add a virtual 'status.ready' field to clusters.
* Rename status.ready -> status.connected
* Set virtual field 'spec.internal' <- spec.displayName == 'local'
* Need to declare all virtual fields to index.
* Ready clusters have condition[type==Ready && status=True]
* Update the README to reflect generalized sorting.
* Bump lasso to get revised sort directives.
* Review-driven changes, mostly comments and drop unneeded code.
* Add unit tests to verify sort-order stringification.
* Ignore empty-string sort components.
* Fix a rebase mishap.
* Drop unneeded commented-out code.
* Clusters have a 'spec.internal' field, no need to synthesize one.
* Added a note on square-brackets for label references.
This should be added to the README for filter queries in the PR for 46333.
* Bump to latest sqlcache-free lasso
