* Fix OpenAPI deepObject style parameter encoding
Add support for deepObject style with explode=true to properly serialize
object parameters using bracket notation (param[key]=value) instead of
JSON strings. Fixes#1114.
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Co-Authored-By: Claude <noreply@anthropic.com>
* Create README_OPENAPI.md
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Co-authored-by: Claude <noreply@anthropic.com>
