Is your feature request related to a problem? Please describe.
deegree OGC API is not implementing OGC API Features - Part 3 - Filtering (DRAFT): http://docs.ogc.org/DRAFTS/19-079r1.html
Describe the solution you'd like
deegree OGC API is providing an implementation of Part 3 - Filtering for HTML encoding.
Is your feature request related to a problem? Please describe. deegree OGC API is not implementing OGC API Features - Part 3 - Filtering (DRAFT): http://docs.ogc.org/DRAFTS/19-079r1.html
Describe the solution you'd like deegree OGC API is providing an implementation of Part 3 - Filtering for HTML encoding.
Describe alternatives you've considered none
Additional context none