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/sliders-horizontal.mjs

@@ -0,0 +1,20 @@
+/**
+ * lucide-react v0.0.1 - ISC
+ */
+
+import createLucideIcon from '../createLucideIcon.mjs';
+
+const SlidersHorizontal = createLucideIcon("SlidersHorizontal", [
+  ["line", { x1: "21", x2: "14", y1: "4", y2: "4", key: "obuewd" }],
+  ["line", { x1: "10", x2: "3", y1: "4", y2: "4", key: "1q6298" }],
+  ["line", { x1: "21", x2: "12", y1: "12", y2: "12", key: "1iu8h1" }],
+  ["line", { x1: "8", x2: "3", y1: "12", y2: "12", key: "ntss68" }],
+  ["line", { x1: "21", x2: "16", y1: "20", y2: "20", key: "14d8ph" }],
+  ["line", { x1: "12", x2: "3", y1: "20", y2: "20", key: "m0wm8r" }],
+  ["line", { x1: "14", x2: "14", y1: "2", y2: "6", key: "14e1ph" }],
+  ["line", { x1: "8", x2: "8", y1: "10", y2: "14", key: "1i6ji0" }],
+  ["line", { x1: "16", x2: "16", y1: "18", y2: "22", key: "1lctlv" }]
+]);
+
+export { SlidersHorizontal as default };
+//# sourceMappingURL=sliders-horizontal.mjs.map