Adds first-class FileMaker OData support, including the fmOData client, guarded container proxy, documentation, 15 templates, and three contact samples. Adds user-defined tags across snippet types, global tag selection and creation, type-scoped filtering, and full snippet-content search. Classifies bundled Templates and Samples as Data API or OData. Fixes stale self-hosted update metadata so WordPress update-cache refreshes fetch the current release feed.