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/usePopupWindow.ts

@@ -0,0 +1,54 @@
+// Copyright 2017-2025 @pezkuwi/react-hooks authors & contributors
+// SPDX-License-Identifier: Apache-2.0
+
+import type React from 'react';
+import type { HorizontalPosition, VerticalPosition } from '@pezkuwi/react-components/Popup/types';
+
+import { useEffect, useMemo, useState } from 'react';
+
+import { getPosition } from '@pezkuwi/react-components/Popup/utils';
+
+import { createNamedHook } from './createNamedHook.js';
+import { useElementPosition } from './useElementPosition.js';
+import { useScroll } from './useScroll.js';
+import { useWindowSize } from './useWindowSize.js';
+
+interface Coord {
+  x: number;
+  y: number;
+}
+
+interface Result {
+  pointerStyle: VerticalPosition;
+  renderCoords: Coord;
+}
+
+const COORD_0: Coord = { x: 0, y: 0 };
+
+function usePopupWindowImpl (windowRef: React.RefObject<HTMLDivElement>, triggerRef: React.RefObject<HTMLDivElement>, position: HorizontalPosition): Result {
+  const [renderCoords, setRenderCoords] = useState<Coord>(COORD_0);
+  const [pointerStyle, setPointerStyle] = useState<VerticalPosition>('top');
+  const windowCoords = useElementPosition(windowRef);
+  const triggerCoords = useElementPosition(triggerRef);
+  const scrollY = useScroll();
+  const windowSize = useWindowSize();
+
+  useEffect(() => {
+    if (windowSize && triggerCoords) {
+      setPointerStyle((triggerCoords.y > windowSize.height / 2) ? 'top' : 'bottom');
+    }
+  }, [triggerCoords, windowSize]);
+
+  useEffect(() => {
+    if (windowCoords && triggerCoords) {
+      setRenderCoords(getPosition(triggerCoords, position, pointerStyle, windowCoords, scrollY, windowSize));
+    }
+  }, [position, scrollY, triggerCoords, pointerStyle, windowCoords, windowSize]);
+
+  return useMemo(
+    () => ({ pointerStyle, renderCoords }),
+    [renderCoords, pointerStyle]
+  );
+}
+
+export const usePopupWindow = createNamedHook('usePopupWindow', usePopupWindowImpl);