Index: frontend/node_modules/find-up/index.d.ts
===================================================================
--- frontend/node_modules/find-up/index.d.ts	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
+++ frontend/node_modules/find-up/index.d.ts	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
@@ -0,0 +1,137 @@
+import {Options as LocatePathOptions} from 'locate-path';
+
+declare const stop: unique symbol;
+
+declare namespace findUp {
+	interface Options extends LocatePathOptions {}
+
+	type StopSymbol = typeof stop;
+
+	type Match = string | StopSymbol | undefined;
+}
+
+declare const findUp: {
+	/**
+	Find a file or directory by walking up parent directories.
+
+	@param name - Name of the file or directory to find. Can be multiple.
+	@returns The first path found (by respecting the order of `name`s) or `undefined` if none could be found.
+
+	@example
+	```
+	// /
+	// └── Users
+	//     └── sindresorhus
+	//         ├── unicorn.png
+	//         └── foo
+	//             └── bar
+	//                 ├── baz
+	//                 └── example.js
+
+	// example.js
+	import findUp = require('find-up');
+
+	(async () => {
+		console.log(await findUp('unicorn.png'));
+		//=> '/Users/sindresorhus/unicorn.png'
+
+		console.log(await findUp(['rainbow.png', 'unicorn.png']));
+		//=> '/Users/sindresorhus/unicorn.png'
+	})();
+	```
+	*/
+	(name: string | string[], options?: findUp.Options): Promise<string | undefined>;
+
+	/**
+	Find a file or directory by walking up parent directories.
+
+	@param matcher - Called for each directory in the search. Return a path or `findUp.stop` to stop the search.
+	@returns The first path found or `undefined` if none could be found.
+
+	@example
+	```
+	import path = require('path');
+	import findUp = require('find-up');
+
+	(async () => {
+		console.log(await findUp(async directory => {
+			const hasUnicorns = await findUp.exists(path.join(directory, 'unicorn.png'));
+			return hasUnicorns && directory;
+		}, {type: 'directory'}));
+		//=> '/Users/sindresorhus'
+	})();
+	```
+	*/
+	(matcher: (directory: string) => (findUp.Match | Promise<findUp.Match>), options?: findUp.Options): Promise<string | undefined>;
+
+	sync: {
+		/**
+		Synchronously find a file or directory by walking up parent directories.
+
+		@param name - Name of the file or directory to find. Can be multiple.
+		@returns The first path found (by respecting the order of `name`s) or `undefined` if none could be found.
+		*/
+		(name: string | string[], options?: findUp.Options): string | undefined;
+
+		/**
+		Synchronously find a file or directory by walking up parent directories.
+
+		@param matcher - Called for each directory in the search. Return a path or `findUp.stop` to stop the search.
+		@returns The first path found or `undefined` if none could be found.
+
+		@example
+		```
+		import path = require('path');
+		import findUp = require('find-up');
+
+		console.log(findUp.sync(directory => {
+			const hasUnicorns = findUp.sync.exists(path.join(directory, 'unicorn.png'));
+			return hasUnicorns && directory;
+		}, {type: 'directory'}));
+		//=> '/Users/sindresorhus'
+		```
+		*/
+		(matcher: (directory: string) => findUp.Match, options?: findUp.Options): string | undefined;
+
+		/**
+		Synchronously check if a path exists.
+
+		@param path - Path to the file or directory.
+		@returns Whether the path exists.
+
+		@example
+		```
+		import findUp = require('find-up');
+
+		console.log(findUp.sync.exists('/Users/sindresorhus/unicorn.png'));
+		//=> true
+		```
+		*/
+		exists(path: string): boolean;
+	}
+
+	/**
+	Check if a path exists.
+
+	@param path - Path to a file or directory.
+	@returns Whether the path exists.
+
+	@example
+	```
+	import findUp = require('find-up');
+
+	(async () => {
+		console.log(await findUp.exists('/Users/sindresorhus/unicorn.png'));
+		//=> true
+	})();
+	```
+	*/
+	exists(path: string): Promise<boolean>;
+
+	/**
+	Return this in a `matcher` function to stop the search and force `findUp` to immediately return `undefined`.
+	*/
+	readonly stop: findUp.StopSymbol;
+};
+
+export = findUp;