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-parachains/src/useProposals.ts

@@ -0,0 +1,59 @@
+// Copyright 2017-2025 @pezkuwi/app-teyrchains authors & contributors
+// SPDX-License-Identifier: Apache-2.0
+
+import type { StorageKey } from '@pezkuwi/types';
+import type { ParaId, SessionIndex } from '@pezkuwi/types/interfaces';
+import type { Proposals } from './types.js';
+
+import { useMemo } from 'react';
+
+import { createNamedHook, useApi, useCallMulti, useEventTrigger, useIsMountedRef, useMapEntries, useMapKeys } from '@pezkuwi/react-hooks';
+
+type MultiQuery = [SessionIndex | undefined, ParaId[] | undefined];
+
+interface Scheduled {
+  scheduledIds: ParaId[];
+  sessionIndex: SessionIndex;
+}
+
+const OPT_MULTI = {
+  defaultValue: [undefined, undefined] as MultiQuery
+};
+
+const OPT_IDS = {
+  transform: (keys: StorageKey<[ParaId]>[]): ParaId[] =>
+    keys.map(({ args: [id] }) => id)
+};
+
+const OPT_SCHED = {
+  transform: (entries: [StorageKey<[SessionIndex]>, ParaId[]][]): Scheduled[] =>
+    entries.map(([{ args: [sessionIndex] }, scheduledIds]) => ({
+      scheduledIds,
+      sessionIndex
+    }))
+};
+
+function useProposalsImpl (): Proposals | undefined {
+  const { api } = useApi();
+  const mountedRef = useIsMountedRef();
+  const trigger = useEventTrigger([api.events.proposeTeyrchain?.ProposeTeyrchain]);
+  const proposalIds = useMapKeys(api.query.proposeTeyrchain?.proposals, [], OPT_IDS, trigger.blockHash);
+  const scheduled = useMapEntries(api.query.proposeTeyrchain?.scheduledProposals, [], OPT_SCHED, trigger.blockHash);
+  const [sessionIndex, approvedIds] = useCallMulti<MultiQuery>([
+    api.query.session.currentIndex,
+    api.query.proposeTeyrchain?.approvedProposals
+  ], OPT_MULTI);
+
+  return useMemo(
+    () => approvedIds && sessionIndex && proposalIds && scheduled && mountedRef.current
+      ? {
+        approvedIds,
+        proposalIds,
+        scheduled: scheduled.filter((s) => s.sessionIndex.gt(sessionIndex))
+      }
+      : undefined,
+    [approvedIds, mountedRef, proposalIds, sessionIndex, scheduled]
+  );
+}
+
+export default createNamedHook('useProposals', useProposalsImpl);