refactor: enforce strict types in test case mapping #410

Job	Run time
Verifications / Code Validation: format:check	16s
Verifications / Code Validation: lint	19s
Verifications / Code Validation: generate-all:check	21s
Verifications / Code Validation: type-check	13s
Verifications / Tests (Node v18.18.0 - ESLint v9)	1m 9s
Verifications / Tests (Node v18 - ESLint v8.57.0)	1m 3s
Verifications / Tests (Node v18.18.0 - ESLint v8.57.0)	1m 8s
Verifications / Tests (Node v18 - ESLint v9)	1m 3s
Verifications / Tests (Node v18.18.0 - ESLint v8)	1m 9s
Verifications / Tests (Node v20.9.0 - ESLint v8)	1m 8s
Verifications / Tests (Node v20.9.0 - ESLint v8.57.0)	1m 14s
Verifications / Tests (Node v21.1.0 - ESLint v8.57.0)	58s
Verifications / Tests (Node v20 - ESLint v9)	1m 8s
Verifications / Tests (Node v21.1.0 - ESLint v8)	58s
Verifications / Tests (Node v20 - ESLint v8)	1m 4s
Verifications / Tests (Node v18 - ESLint v8)	1m 10s
Verifications / Tests (Node v23 - ESLint v9)	1m 3s
Verifications / Tests (Node v23 - ESLint v8)	1m 3s
Verifications / Tests (Node v21 - ESLint v8.57.0)	1m 1s
Verifications / Tests (Node v22 - ESLint v8.57.0)	54s
Verifications / Tests (Node v21.1.0 - ESLint v9)	1m 6s
Verifications / Tests (Node v23 - ESLint v8.57.0)	1m 4s
Verifications / Tests (Node v22 - ESLint v9)	53s
Verifications / Tests (Node v21 - ESLint v9)	1m 3s
Verifications / Tests (Node v22 - ESLint v8)	1m 0s
Verifications / Tests (Node v20 - ESLint v8.57.0)	1m 0s
Verifications / Tests (Node v21 - ESLint v8)	1m 0s
Verifications / Tests (Node v20.9.0 - ESLint v9)	1m 9s
Require CI status checks	2s
	26m 39s

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