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/** @type {import('jest').Config} */ const config = { preset: 'ts-jest', testEnvironment: 'node', verbose: true, transform: { '^.+\\.ts$': ['ts-jest', { useESM: true }] }, moduleNameMapper: { '^(\\.{1,2}/.*)\\.js$': '$1' }, extensionsToTreatAsEsm: ['.ts'], testMatch: [ '**/tests/**/*.test.ts' ], setupFilesAfterEnv: ['./tests/setup.ts'] }; export default config;