feat: add to core

packages/core/src/api/application.ts

@@ -0,0 +1,28 @@
+/* eslint-disable jsdoc/check-param-names */
+
+import type { RequestData, REST } from '@discordjs/rest';
+import {
+	// @ts-expect-error discord-api-types
+	type RESTPatchCurrentApplicationJSONBody,
+	// @ts-expect-error discord-api-types
+	type RESTPatchCurrentApplicationResult,
+	Routes,
+} from 'discord-api-types/v10';
+
+export class ApplicationsAPI {
+	public constructor(private readonly rest: REST) {}
+
+	/**
+	 * Edits properties of the application associated with the requesting bot user.
+	 *
+	 * @see {@link https://discord.com/developers/docs/resources/application#edit-current-application}
+	 * @param body - The new application data
+	 * @param options - The options for editing the application
+	 */
+	public async edit(body: RESTPatchCurrentApplicationJSONBody, { signal }: Pick<RequestData, 'signal'> = {}) {
+		return this.rest.patch(Routes.currentApplication(), {
+			body,
+			signal,
+		}) as Promise<RESTPatchCurrentApplicationResult>;
+	}
+}