fix(web): tolerate unnamed workspace directory rows #17119

Job	Run time
Resolve runner profiles	12s
Detect validation scopes	16s
Static gate	15s
Web workspace tests	7m 14s
E2E Vitest	5m 57s
Workspace unit tests	1m 13s
Preflight	3m 46s
UI P0 (project-runtime)	8m 34s
UI P0 (entry-settings)	12m 33s
UI P0 (workspace-restoration)	9m 16s
Playwright visual (settings-workspace)	6m 20s
UI P0 (project-workspace)	14m 54s
Playwright visual (entry-navigation)	5m 0s
Windows tools-pack payload tests	0s
Playwright critical (${{ matrix.group }})	0s
Validate workspace	4s
Runtime summary	4s
	1h 15m 38s

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