Initial commit: Pezkuwi SDK UI

Comprehensive web interface for interacting with Pezkuwi blockchain.

Features:
- Blockchain explorer
- Wallet management
- Staking interface
- Governance participation
- Developer tools

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

packages/apps/webpack.config.cjs

@@ -0,0 +1,31 @@
+// Copyright 2017-2025 @polkadot/apps authors & contributors
+// SPDX-License-Identifier: Apache-2.0
+
+const fs = require('fs');
+const HtmlWebpackPlugin = require('html-webpack-plugin');
+const path = require('path');
+const { merge } = require('webpack-merge');
+const { SubresourceIntegrityPlugin } = require('webpack-subresource-integrity');
+
+const baseConfig = require('./webpack.base.cjs');
+
+const context = __dirname;
+const hasPublic = fs.existsSync(path.join(context, 'public'));
+
+module.exports = merge(
+  baseConfig(context),
+  {
+    devtool: process.env.BUILD_ANALYZE ? 'source-map' : false,
+    output: {
+      crossOriginLoading: 'anonymous'
+    },
+    plugins: [
+      new SubresourceIntegrityPlugin(),
+      new HtmlWebpackPlugin({
+        PAGE_TITLE: 'Pezkuwi Explorer',
+        minify: false,
+        template: path.join(context, `${hasPublic ? 'public/' : ''}index.html`)
+      })
+    ]
+  }
+);