Initial commit: Pezkuwi SDK UI

Comprehensive web interface for interacting with Pezkuwi blockchain.

Features:
- Blockchain explorer
- Wallet management
- Staking interface
- Governance participation
- Developer tools

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

packages/apps-config/src/api/spec/ferrum.ts

@@ -0,0 +1,31 @@
+// Copyright 2017-2026 @pezkuwi/apps-config authors & contributors
+// SPDX-License-Identifier: Apache-2.0
+
+import type { OverrideBundleDefinition } from '@pezkuwi/types/types';
+
+// structs need to be in order
+/* eslint-disable sort-keys */
+
+const definitions: OverrideBundleDefinition = {
+  types: [
+    {
+      // on all versions
+      minmax: [0, undefined],
+      types: {
+        AccountId: 'EthereumAccountId',
+        AccountId20: 'EthereumAccountId',
+        Address: 'AccountId',
+        LookupSource: 'AccountId',
+        Lookup0: 'AccountId',
+        EthereumSignature: {
+          r: 'H256',
+          s: 'H256',
+          v: 'U8'
+        },
+        ExtrinsicSignature: 'EthereumSignature'
+      }
+    }
+  ]
+};
+
+export default definitions;