Add node modules and compiled JavaScript from main

node_modules/ts-jest/presets/index.js

@@ -0,0 +1,20 @@
+const { createJestPreset } = require('../dist/presets/create-jest-preset')
+
+module.exports = {
+  get defaults() {
+    return createJestPreset()
+  },
+  get jsWithTs() {
+    return createJestPreset({ allowJs: true })
+  },
+  get jsWithBabel() {
+    return createJestPreset(
+      { allowJs: false },
+      {
+        transform: {
+          '^.+\\.jsx?$': 'babel-jest',
+        },
+      }
+    )
+  },
+}