docs: add MiniMax M3 models and regional endpoints#28

octo-patch wants to merge 3 commits into

OnlyTerp:mainOnlyTerp/hermes-optimization-guide:mainfrom

octo-patch:octo/20260708-add-target-provider-model-to-existing-provider-registry-recvoNodFz9HQyocto-patch/hermes-optimization-guide:octo/20260708-add-target-provider-model-to-existing-provider-registry-recvoNodFz9HQyCopy head branch name to clipboard