Convert metapage definition to version v0.2
This route is a public api. Example CURL request:
curl -X POST -H "Content-Type: application/json" -d '{"version":"0.3","metaframes":{"r":{"url":"https://metapages.org/metaframes/random-data-generator/?frequency=1000"},"g":{"url":"https://metapages.org/metaframes/graph-dynamic/","inputs":[{"metaframe":"r","source":"y"}]}}}' https://module.metapage.io/convert/metapage/v0.2