Fix jest

jest.config.cjs

@@ -0,0 +1,24 @@
+// eslint-disable-next-line @typescript-eslint/no-var-requires
+const path = require('path');
+/** @type {import('ts-jest/dist/types').InitialOptionsTsJest} */
+module.exports = {
+  testEnvironment: 'jsdom',
+  preset: 'ts-jest',
+  transform: {
+    '^.+\\.[jt]sx?$': 'esbuild-jest',
+    '^.+\\.jison$': [
+      path.resolve(__dirname, './src/jison/transformer.cjs'),
+      { 'token-stack': true },
+    ],
+  },
+  coveragePathIgnorePatterns: [
+    '/node_modules/',
+    '^.+\\.jison$', // might be able to fix in future if .jison adds source-map support
+  ],
+  transformIgnorePatterns: ['/node_modules/(?!dagre-d3-renderer/lib|khroma).*\\.js'],
+  testPathIgnorePatterns: ['/node_modules/', '.cache', './cypress'],
+  moduleNameMapper: {
+    '\\.(css|scss)$': 'identity-obj-proxy',
+  },
+  moduleFileExtensions: ['js', 'json', 'jsx', 'ts', 'tsx', 'node', 'jison'],
+};