Function readFile

src/fileSystem/externalFs.js:7–12

(url)

const externalFs = {
	async readFile(url) {
		url = await this.formatUri(url);
		return new Promise((resolve, reject) => {
			sdcard.read(url, (data) => resolve({ data }), reject);
		});
	},

	async readAsText(url, encoding) {
		url = await this.formatUri(url);