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/Referenda/RefEnd.tsx

@@ -0,0 +1,41 @@
+// Copyright 2017-2025 @pezkuwi/app-referenda authors & contributors
+// SPDX-License-Identifier: Apache-2.0
+
+import type { BN } from '@pezkuwi/util';
+
+import React from 'react';
+
+import { useBestNumberRelay, useStakingAsyncApis } from '@pezkuwi/react-hooks';
+import { BlockToTime } from '@pezkuwi/react-query';
+import { formatNumber } from '@pezkuwi/util';
+
+interface Props {
+  className?: string;
+  label: string;
+  when: BN | null;
+}
+
+function RefEnd ({ className = '', label, when }: Props): React.ReactElement<Props> {
+  const bestNumber = useBestNumberRelay();
+  const { isStakingAsync, rcApi } = useStakingAsyncApis();
+
+  return (
+    <td className={`${className} number`}>
+      {bestNumber && when && (
+        <>
+          <div>{label}</div>
+          {/* Remaining period should be decided based on Relay chain */}
+          {when.gt(bestNumber) && (
+            <BlockToTime
+              api={isStakingAsync ? rcApi : undefined}
+              value={when.sub(bestNumber)}
+            />
+          )}
+          <div>#{formatNumber(when)}</div>
+        </>
+      )}
+    </td>
+  );
+}
+
+export default React.memo(RefEnd);