Migrate the OpenAPI spec and set up the build sections related to it

This spec should match the currently available spec in the Membership API to reduce breaking changes to the API during switch over or mounting of this API.

assigned to @malowe

marked this issue as related to #2 (closed)

marked this issue as related to #7 (closed)

added statetodo label

added statewip label and removed statetodo label

added Infra label

changed milestone to %1.0

mentioned in merge request !2 (merged)

added statereview label and removed statewip label

mentioned in commit 9fc0b2c3

mentioned in commit 6fdcec39

Complete

closed

added statedone label and removed statereview label

removed the relation with #2 (closed)