infra/relay/src/auth/DpopProofs.test.ts                     |  26 ++++
 infra/relay/src/auth/DpopProofs.ts                          |  41 ++++-
 infra/relay/src/auth/DpopProofs.verifyAndConsume.test.ts    |  14 +-
 infra/relay/src/environments/EnvironmentCredentials.test.ts |  82 ++++++++++
 infra/relay/src/environments/EnvironmentCredentials.ts      | 268 ++++++++++++++++++++------------
 infra/relay/src/environments/EnvironmentLinks.test.ts       |  70 +++++++++
 infra/relay/src/environments/EnvironmentLinks.ts            | 225 ++++++++++++++++++---------
 infra/relay/src/http/Api.test.ts                            |   1 +
 infra/relay/src/http/Api.ts                                 |  96 +++++++++---
 9 files changed, 614 insertions(+), 209 deletions(-)