Update user guide and changelog #1209

Job	Run time
calc-version	22s
CodeQL-Analyze	7m 47s
analyze	7m 27s
integration-test (AcrApi, ef)	3m 14s
integration-test (AcrApi, mongodb)	3m 31s
integration-test (DicomDimseScp, ef)	4m 33s
integration-test (DicomDimseScp, mongodb)	4m 46s
integration-test (DicomDimseScu, ef)	3m 7s
integration-test (DicomDimseScu, mongodb)	3m 4s
integration-test (DicomWebExport, ef)	3m 7s
integration-test (DicomWebExport, mongodb)	3m 26s
integration-test (DicomWebStow, ef)	5m 34s
integration-test (DicomWebStow, mongodb)	6m 15s
integration-test (HealthLevel7, ef)	3m 59s
integration-test (HealthLevel7, mongodb)	5m 10s
integration-test (Fhir, ef)	3m 59s
integration-test (Fhir, mongodb)	3m 25s
integration-test (RemoteAppExecutionPlugIn, ef)	2m 35s
integration-test (RemoteAppExecutionPlugIn, mongodb)	3m 7s
unit-test	9m 35s
docs	7m 32s
build (ubuntu-latest)	4m 51s
build (windows-latest)	3m 15s
release	0s
	1h 43m 41s

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