[v1.x] Move the v1.x docs to /v1/ and mark v1.x as the maintenance line#3177

maxisbey wants to merge 1 commit into

v1.xmodelcontextprotocol/python-sdk:v1.xfrom

v1x-retire-docs-deploymodelcontextprotocol/python-sdk:v1x-retire-docs-deployCopy head branch name to clipboard