Feature/4908 json registration backend #15263

Job	Run time
Build and check documentation	4m 31s
Run the Django test suite	7m 20s
Run the Django test suite in reverse	5m 27s
End-to-end tests, chromium	14m 1s
End-to-end tests, firefox	17m 11s
End-to-end tests, webkit	13m 33s
Set up docker build 'dynamic' env variables	1s
docker_build (extensions, token_exchange,prefill_haalcentraalhr, all-extensions-) / Build image	2m 41s
docker_build (production) / Build image	2m 43s
Simulate upgrading instances (3.0.1)	1m 33s
Scan docker image	2m 7s
Check for unexepected OAS changes	7s
Validate OAS	14s
Generate SDKs from OAS	33s
Generate Postman collection from OAS	9s
Push Docker image	0s
update-docker-readme	0s
	1h 12m 11s

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