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/page-referenda/src/useTracks.ts

@@ -0,0 +1,34 @@
+// Copyright 2017-2025 @pezkuwi/app-referenda authors & contributors
+// SPDX-License-Identifier: Apache-2.0
+
+import type { PalletReferendaTrackDetails } from '@pezkuwi/types/lookup';
+import type { BN } from '@pezkuwi/util';
+import type { PalletReferenda, TrackDescription } from './types.js';
+
+import { useMemo } from 'react';
+
+import { createNamedHook, useApi } from '@pezkuwi/react-hooks';
+import { BN_ZERO } from '@pezkuwi/util';
+
+import { calcCurves } from './util.js';
+
+const zeroGraph = { approval: [BN_ZERO], support: [BN_ZERO], x: [BN_ZERO] };
+
+function expandTracks (tracks: [BN, PalletReferendaTrackDetails][]): TrackDescription[] {
+  return tracks.map(([id, info]) => ({
+    graph: info.decisionDeposit && info.minApproval && info.minSupport ? calcCurves(info) : zeroGraph,
+    id,
+    info
+  }));
+}
+
+function useTracksImpl (palletReferenda: PalletReferenda): TrackDescription[] {
+  const { api } = useApi();
+
+  return useMemo(
+    () => expandTracks(api.consts[palletReferenda as 'referenda'].tracks),
+    [api, palletReferenda]
+  );
+}
+
+export default createNamedHook('useTracks', useTracksImpl);