agg ws improvements

jest.config.js

@@ -0,0 +1,43 @@
+import preset from 'ts-jest/presets/index.js'
+
+/** @type {import('ts-jest').JestConfigWithTsJest} */
+export default {
+  ...preset.defaultsESM,
+  moduleNameMapper: {
+    '^(\\.{1,2}/.*)\\.js$': '$1',
+  },
+  modulePathIgnorePatterns: ['lib', 'node_modules'],
+  testMatch: ['**/__tests__/**/*.test.ts'],
+  transform: {
+    '^.+\\.tsx?$': [
+      'ts-jest',
+      {
+        isolatedModules: true,
+        // tsconfig: 'tsconfig.json',
+        useESM: true,
+      },
+    ],
+  },
+}
+
+// const config: JestConfigWithTsJest = {
+//   extensionsToTreatAsEsm: ['.ts'],
+//   moduleNameMapper: {
+//     '^(\\.{1,2}/.*)\\.js$': '$1',
+//   },
+//   preset: 'ts-jest/presets/default-esm',
+//   testEnvironment: 'node',
+//   testMatch: ['**/__tests__/**/*.test.ts'],
+//   modulePathIgnorePatterns: ['lib', 'node_modules'],
+//   transform: {
+//     // '^.+\\.[tj]sx?$' to process js/ts with `ts-jest`
+//     // '^.+\\.m?[tj]sx?$' to process js/ts/mjs/mts with `ts-jest`
+//     '^.+\\.tsx?$': [
+//       'ts-jest',
+//       {
+//         useESM: true,
+//       },
+//     ],
+//   },
+// };
+// export default config;