chore: migrate toolchain to TypeScript 5.5, Vite, Vitest, and ESLint v9 #303

Job	Run time
Check PR for semantic title / Check PR for semantic title	2s
Check PR for semantic branch name / Check PR for semantic branch name	2s
Run Web Kit PR Workflow / Build and Test	31s
Check PR for semantic target branch / Confirm that target branch for PR is development or build/	3s
Notify GChat	0s
	38s

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