feat: add PAPI rebrand packages

- @pezkuwi/papi-utils (rebrand of @polkadot-api/utils)
- @pezkuwi/bizinikiwi-bindings (rebrand of @polkadot-api/substrate-bindings)
- @pezkuwi/metadata-builders (rebrand of @polkadot-api/metadata-builders)
- @pezkuwi/merkleize-metadata (rebrand of @polkadot-api/merkleize-metadata)

All @polkadot-api references replaced with @pezkuwi equivalents.

packages/papi-utils/dist/index.d.ts

@@ -0,0 +1,33 @@
+declare function toHex(bytes: Uint8Array): string;
+declare function fromHex(hexString: string): Uint8Array;
+
+declare function mapObject<K extends string | number | symbol, I, O>(input: Record<K, I>, mapper: (i: I, k: K) => O): Record<K, O>;
+type StringRecord<T> = {
+    [Sym: symbol]: never;
+    [Num: number]: never;
+    [Str: string]: T;
+};
+declare const mapStringRecord: <I, O>(input: StringRecord<I>, mapper: (value: I, key: string) => O) => StringRecord<O>;
+
+declare function filterObject<K extends string | number | symbol, I>(input: Record<K, I>, filterFn: (i: I, k: K) => boolean): Record<K, I>;
+
+interface MergeUint8 {
+    /**
+     * @deprecated This overload will be removed in PAPI v2. Migrate as
+     *             follows:
+     *             mergeUint8(arr1, arr2) => mergeUint8([arr1, arr2])
+     */
+    (...inputs: Array<Uint8Array>): Uint8Array;
+    (inputs: Array<Uint8Array>): Uint8Array;
+}
+declare const mergeUint8: MergeUint8;
+
+declare const noop: () => void;
+
+declare class AbortError extends Error {
+    constructor();
+}
+
+declare const jsonPrint: (value: any, indent?: number) => string;
+
+export { AbortError, filterObject, fromHex, jsonPrint, mapObject, mapStringRecord, mergeUint8, noop, toHex };