Add node modules and compiled JavaScript from main (#57)

Co-authored-by: Oliver King <oking3@uncc.edu>

node_modules/@jest/environment/build/index.js

@@ -0,0 +1,15 @@
+'use strict';
+
+function _jestMock() {
+  const data = _interopRequireDefault(require('jest-mock'));
+
+  _jestMock = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _interopRequireDefault(obj) {
+  return obj && obj.__esModule ? obj : {default: obj};
+}