docs: adjust sidebar & create new admin section #15309

Job	Run time
setup	7s
Build and Push DataHub MAE Consumer Docker Image	7m 26s
Build and Push DataHub Upgrade Docker Image	7m 39s
Build and Push DataHub Frontend Docker Image	11m 55s
Build and Push DataHub GMS Docker Image	7m 25s
Build and Push DataHub Kafka Setup Docker Image	19s
Build and Push DataHub MCE Consumer Docker Image	8m 53s
Build and Push DataHub MySQL Setup Docker Image	2m 42s
Build and Push DataHub Ingestion (Base) Docker Image	11s
Build and Push DataHub Elasticsearch Setup Docker Image	2m 46s
Build and Push DataHub Ingestion (Base-Slim) Docker Image	12s
Build and Push DataHub Ingestion (Base-Full) Docker Image	7s
Build and Push DataHub Ingestion (Full) Docker Images	24m 8s
Build and Push DataHub Ingestion Docker Images	9m 55s
[Monitoring] Scan GMS images for vulnerabilities	40s
[Monitoring] Scan MAE consumer images for vulnerabilities	36s
[Monitoring] Scan DataHub Upgrade images for vulnerabilities	43s
[Monitoring] Scan MCE consumer images for vulnerabilities	34s
[Monitoring] Scan Datahub Ingestion Slim images for vulnerabilities	52s
[Monitoring] Scan Frontend images for vulnerabilities	45s
Run Smoke Tests (no_cypress)	48m 7s
Run Smoke Tests (cypress_suite1)	22m 17s
Run Smoke Tests (cypress_rest)	20m 34s
[Monitoring] Scan Datahub Ingestion images for vulnerabilities	1m 18s
	3h 0m 11s

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