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/lucide-react/dist/esm/icons/pause.mjs

@@ -0,0 +1,13 @@
+/**
+ * lucide-react v0.0.1 - ISC
+ */
+
+import createLucideIcon from '../createLucideIcon.mjs';
+
+const Pause = createLucideIcon("Pause", [
+  ["rect", { width: "4", height: "16", x: "6", y: "4", key: "iffhe4" }],
+  ["rect", { width: "4", height: "16", x: "14", y: "4", key: "sjin7j" }]
+]);
+
+export { Pause as default };
+//# sourceMappingURL=pause.mjs.map