Add Pezkuwi SDK UI - Polkadot.js Apps clone

- Clone Polkadot.js Apps repository
- Update package.json with Pezkuwi branding
- Add Pezkuwi endpoint to production chains (wss://pezkuwichain.app:9944)
- Create comprehensive README for SDK UI
- Set up project structure with all packages

Next steps:
- Apply Kurdistan colors (Kesk, Sor, Zer, Spi + Black) to UI theme
- Replace logos with Pezkuwi branding
- Test build and deployment

pezkuwi-sdk-ui/packages/react-components/src/InputWasm.tsx

@@ -0,0 +1,37 @@
+// Copyright 2017-2025 @polkadot/react-components authors & contributors
+// SPDX-License-Identifier: Apache-2.0
+
+import type { InputFilePropsBase } from './InputFile.js';
+
+import React, { useCallback } from 'react';
+
+import { compactAddLength, isWasm } from '@polkadot/util';
+
+import InputFile from './InputFile.js';
+
+const acceptedFiles = ['application/wasm'];
+
+interface Props extends InputFilePropsBase {
+  onChange: (contents: Uint8Array, isValid: boolean, name?: string) => void;
+}
+
+function InputWasm ({ onChange, ...props }: Props): React.ReactElement<Props> {
+  const _onChange = useCallback(
+    (wasm: Uint8Array, name: string): void => {
+      const isValid = isWasm(wasm);
+
+      onChange(compactAddLength(wasm), isValid, name);
+    },
+    [onChange]
+  );
+
+  return (
+    <InputFile
+      {...props}
+      accept={acceptedFiles}
+      onChange={_onChange}
+    />
+  );
+}
+
+export default React.memo(InputWasm);