feat: initial Pezkuwi Apps rebrand from polkadot-apps

Rebranded terminology:
- Polkadot → Pezkuwi
- Kusama → Dicle
- Westend → Zagros
- Rococo → PezkuwiChain
- Substrate → Bizinikiwi
- parachain → teyrchain

Custom logos with Kurdistan brand colors (#e6007a → #86e62a):
- bizinikiwi-hexagon.svg
- sora-bizinikiwi.svg
- hezscanner.svg
- heztreasury.svg
- pezkuwiscan.svg
- pezkuwistats.svg
- pezkuwiassembly.svg
- pezkuwiholic.svg

packages/react-hooks/src/useModal.ts

@@ -0,0 +1,33 @@
+// Copyright 2017-2025 @pezkuwi/react-hooks authors & contributors
+// SPDX-License-Identifier: Apache-2.0
+
+import type { ModalState } from './types.js';
+
+import { useCallback } from 'react';
+
+import { createNamedHook } from './createNamedHook.js';
+import { useToggle } from './useToggle.js';
+
+function useModalImpl (defaultIsOpen?: boolean, onOpen?: () => void, onClose?: () => void): ModalState {
+  const [isOpen, , setIsOpen] = useToggle(defaultIsOpen || false);
+  const _onOpen = useCallback(
+    (): void => {
+      setIsOpen(true);
+
+      onOpen && onOpen();
+    },
+    [onOpen, setIsOpen]
+  );
+  const _onClose = useCallback(
+    (): void => {
+      setIsOpen(false);
+
+      onClose && onClose();
+    },
+    [onClose, setIsOpen]
+  );
+
+  return { isOpen, onClose: _onClose, onOpen: _onOpen };
+}
+
+export const useModal = createNamedHook('useModal', useModalImpl);