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/bed.mjs.map

@@ -0,0 +1 @@
+{"version":3,"file":"bed.mjs","sources":["../../../src/icons/bed.ts"],"sourcesContent":["import createLucideIcon from '../createLucideIcon';\n\n/**\n * @component @name Bed\n * @description Lucide SVG icon component, renders SVG Element with children.\n *\n * @preview ![img](data:image/svg+xml;base64,PHN2ZyAgeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIgogIHdpZHRoPSIyNCIKICBoZWlnaHQ9IjI0IgogIHZpZXdCb3g9IjAgMCAyNCAyNCIKICBmaWxsPSJub25lIgogIHN0cm9rZT0iIzAwMCIgc3R5bGU9ImJhY2tncm91bmQtY29sb3I6ICNmZmY7IGJvcmRlci1yYWRpdXM6IDJweCIKICBzdHJva2Utd2lkdGg9IjIiCiAgc3Ryb2tlLWxpbmVjYXA9InJvdW5kIgogIHN0cm9rZS1saW5lam9pbj0icm91bmQiCj4KICA8cGF0aCBkPSJNMiA0djE2IiAvPgogIDxwYXRoIGQ9Ik0yIDhoMThhMiAyIDAgMCAxIDIgMnYxMCIgLz4KICA8cGF0aCBkPSJNMiAxN2gyMCIgLz4KICA8cGF0aCBkPSJNNiA4djkiIC8+Cjwvc3ZnPgo=) - https://lucide.dev/icons/bed\n * @see https://lucide.dev/guide/packages/lucide-react - Documentation\n *\n * @param {Object} props - Lucide icons props and any valid SVG attribute\n * @returns {JSX.Element} JSX Element\n *\n */\nconst Bed = createLucideIcon('Bed', [\n  ['path', { d: 'M2 4v16', key: 'vw9hq8' }],\n  ['path', { d: 'M2 8h18a2 2 0 0 1 2 2v10', key: '1dgv2r' }],\n  ['path', { d: 'M2 17h20', key: '18nfp3' }],\n  ['path', { d: 'M6 8v9', key: '1yriud' }],\n]);\n\nexport default Bed;\n"],"names":[],"mappings":";;;;;;AAaM,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAM,iBAAiB,KAAO,CAAA,CAAA,CAAA;AAAA,CAAA,CAClC,CAAC,CAAA,CAAA,CAAA,CAAA,CAAA,CAAQ,CAAA,CAAA,CAAA,CAAE,GAAG,CAAW,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAK,UAAU,CAAA,CAAA;AAAA,CAAA,CACxC,CAAC,CAAA,CAAA,CAAA,CAAA,CAAA,CAAQ,CAAA,CAAA,CAAA,CAAE,GAAG,CAA4B,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAK,UAAU,CAAA,CAAA;AAAA,CAAA,CACzD,CAAC,CAAA,CAAA,CAAA,CAAA,CAAA,CAAQ,CAAA,CAAA,CAAA,CAAE,GAAG,CAAY,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAK,UAAU,CAAA,CAAA;AAAA,CAAA,CACzC,CAAC,CAAA,CAAA,CAAA,CAAA,CAAA,CAAQ,CAAA,CAAA,CAAA,CAAE,GAAG,CAAU,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAA,CAAK,UAAU,CAAA;AACzC,CAAC,CAAA,CAAA;;"}