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/usb.mjs

@@ -0,0 +1,18 @@
+/**
+ * lucide-react v0.0.1 - ISC
+ */
+
+import createLucideIcon from '../createLucideIcon.mjs';
+
+const Usb = createLucideIcon("Usb", [
+  ["circle", { cx: "10", cy: "7", r: "1", key: "dypaad" }],
+  ["circle", { cx: "4", cy: "20", r: "1", key: "22iqad" }],
+  ["path", { d: "M4.7 19.3 19 5", key: "1enqfc" }],
+  ["path", { d: "m21 3-3 1 2 2Z", key: "d3ov82" }],
+  ["path", { d: "M9.26 7.68 5 12l2 5", key: "1esawj" }],
+  ["path", { d: "m10 14 5 2 3.5-3.5", key: "v8oal5" }],
+  ["path", { d: "m18 12 1-1 1 1-1 1Z", key: "1bh22v" }]
+]);
+
+export { Usb as default };
+//# sourceMappingURL=usb.mjs.map