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-components/src/Table/Column/Expand.tsx

@@ -0,0 +1,60 @@
+// Copyright 2017-2025 @pezkuwi/react-components authors & contributors
+// SPDX-License-Identifier: Apache-2.0
+
+import React from 'react';
+
+import Icon from '../../Icon.js';
+import { styled } from '../../styled.js';
+
+export interface Props {
+  className?: string;
+  colSpan?: number;
+  rowSpan?: number;
+  isExpanded: boolean;
+  toggle: () => void;
+}
+
+function Expand ({ className = '', colSpan, isExpanded, rowSpan, toggle }: Props): React.ReactElement<Props> {
+  return (
+    <StyledTd
+      className={`${className} ui--Table-Column-Expand`}
+      colSpan={colSpan}
+      onClick={toggle}
+      rowSpan={rowSpan}
+    >
+      <div>
+        <Icon
+          icon={
+            isExpanded
+              ? 'caret-up'
+              : 'caret-down'
+          }
+        />
+      </div>
+    </StyledTd>
+  );
+}
+
+const StyledTd = styled.td`
+  && {
+    box-sizing: content-box;
+    cursor: pointer;
+    min-width: 1.7rem;
+    padding-left: 0;
+    text-align: left;
+    width: 1.7rem;
+
+    > div {
+      align-items: center;
+      border: 1px solid var(--border-table);
+      border-radius: 4px;
+      box-sizing: border-box;
+      display: inline-flex;
+      height: 1.7rem;
+      justify-content: center;
+      width: 1.7rem;
+    }
+  }
+`;
+
+export default React.memo(Expand);