UX-06: Accessibility audit and WCAG-focused remediation pass #786

Job	Run time
Dependency Review	6s
OpenAPI Guardrail / OpenAPI Guardrail	46s
Workflow Lint	32s
Dependency Security Signals	0s
Demo Director Smoke	0s
E2E Smoke	0s
Backend Solution Regression	0s
Load and Concurrency Harness	0s
	1m 24s

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