docs: append frontend web vitals performance test results #65

Job	Run time
Mermaid Diagram Syntax	33s
Sensitive Information Scan	5s
Bilingual Documentation Sync	5s
Internal & External Link Validation	2m 25s
Markdown Lint & Style	20s
ADR Numbering & Status	5s
MASTER_INDEX Navigation	4s
Documentation Quality Gate	3s
Documentation QA Report	7s
	3m 47s

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