Update app and tooling

node_modules/mri/index.d.ts

@@ -0,0 +1,21 @@
+type Dict<T> = Record<string, T>;
+type Arrayable<T> = T | T[];
+type Default = Dict<any>;
+
+declare function mri<T=Default>(args?: string[], options?: mri.Options): mri.Argv<T>;
+
+declare namespace mri {
+	export interface Options {
+		boolean?: Arrayable<string>;
+		string?: Arrayable<string>;
+		alias?: Dict<Arrayable<string>>;
+		default?: Dict<any>;
+		unknown?(flag: string): void;
+	}
+
+	export type Argv<T=Default> = T & {
+		_: string[];
+	}
+}
+
+export = mri;