Configuring PingFederate token exchange with Terraform, and testing it end to end

Repo: darkedges/pf12.3-biscuit-datalog-tokens Part 2 built a token generator plugin. On its own it does nothing: PingFederate needs a login, an access token manager, a client, a processor policy, a generator instance, a generator group and a mapping between them before a single Biscuit comes out. This part configures all of that with Terraform, then runs the full flow in a browser: log in, exchange, call an API, get refused, and see why. docker-compose.yaml runs two things: pingfederate: PingFederate 12.3.3 with the getting-started server profile, built from the multi-stage Dockerfile from Par