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/webpack-manifest-plugin/dist/hooks.d.ts

@@ -0,0 +1,24 @@
+import webpack, { Compiler, Module } from 'webpack';
+import { EmitCountMap, InternalOptions } from './';
+interface BeforeRunHookArgs {
+    emitCountMap: EmitCountMap;
+    manifestFileName: string;
+}
+interface EmitHookArgs {
+    compiler: Compiler;
+    emitCountMap: EmitCountMap;
+    manifestAssetId: string;
+    manifestFileName: string;
+    moduleAssets: Record<any, any>;
+    options: InternalOptions;
+}
+declare const getCompilerHooks: (compiler: Compiler) => any;
+declare const beforeRunHook: ({ emitCountMap, manifestFileName }: BeforeRunHookArgs, _: Compiler, callback: Function) => void;
+declare const emitHook: ({ compiler, emitCountMap, manifestAssetId, manifestFileName, moduleAssets, options }: EmitHookArgs, compilation: webpack.compilation.Compilation) => void;
+interface LegacyModule extends Module {
+    userRequest?: any;
+}
+declare const normalModuleLoaderHook: ({ moduleAssets }: {
+    moduleAssets: Record<any, any>;
+}, loaderContext: webpack.loader.LoaderContext, module: LegacyModule) => void;
+export { beforeRunHook, emitHook, getCompilerHooks, normalModuleLoaderHook };