* Remove produces/consumes setter from OperationContainer
* Store consumes/produces information in `meta` key
* Migrate produces value state usage to `meta` key
* use meta consumes data for isXml check
* Fix failing tests
* normalize action name casing
* restore correct produces fallback value logic
* default to first server if current server is invalid
* improve(response-rendering): give Content-Disposition render priority
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