Initial commit: Developer Tools MVP with visual editor

- Complete React app with 7 developer tools
- JSON Tool with visual structured editor
- Serialize Tool with visual structured editor
- URL, Base64, CSV/JSON, Beautifier, Diff tools
- Responsive navigation with dropdown menu
- Dark/light mode toggle
- Mobile-responsive design with sticky header
- All tools working with copy/paste functionality

node_modules/@babel/plugin-transform-sticky-regex/lib/index.js

@@ -0,0 +1,25 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = void 0;
+var _helperPluginUtils = require("@babel/helper-plugin-utils");
+var _core = require("@babel/core");
+var _default = exports.default = (0, _helperPluginUtils.declare)(api => {
+  api.assertVersion(7);
+  return {
+    name: "transform-sticky-regex",
+    visitor: {
+      RegExpLiteral(path) {
+        const {
+          node
+        } = path;
+        if (!node.flags.includes("y")) return;
+        path.replaceWith(_core.types.newExpression(_core.types.identifier("RegExp"), [_core.types.stringLiteral(node.pattern), _core.types.stringLiteral(node.flags)]));
+      }
+    }
+  };
+});
+
+//# sourceMappingURL=index.js.map