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/battery-charging.mjs

@@ -0,0 +1,15 @@
+/**
+ * lucide-react v0.0.1 - ISC
+ */
+
+import createLucideIcon from '../createLucideIcon.mjs';
+
+const BatteryCharging = createLucideIcon("BatteryCharging", [
+  ["path", { d: "M15 7h1a2 2 0 0 1 2 2v6a2 2 0 0 1-2 2h-2", key: "1sdynx" }],
+  ["path", { d: "M6 7H4a2 2 0 0 0-2 2v6a2 2 0 0 0 2 2h1", key: "1gkd3k" }],
+  ["path", { d: "m11 7-3 5h4l-3 5", key: "b4a64w" }],
+  ["line", { x1: "22", x2: "22", y1: "11", y2: "13", key: "4dh1rd" }]
+]);
+
+export { BatteryCharging as default };
+//# sourceMappingURL=battery-charging.mjs.map