feat(admin): Add dynamic recent activities and system health fetching #163

Job	Run time
Security & Code Quality	1m 15s
Test Suite	55s
Database Tests	1m 0s
Build & Performance	3m 58s
Enhanced Security Testing	4m 17s
Performance Monitoring (Staging)	0s
Deploy to Staging	0s
Performance Monitoring	0s
Deploy to Production	0s
Rollback on Failure	0s
	11m 25s

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