Rename index to app, update deps, tweak config

app.js

@@ -0,0 +1,38 @@
+#!/usr/bin/env node
+
+import chalk from 'chalk';
+import * as commander from 'commander';
+import path from 'path';
+import * as intake from './src/intake.js';
+import * as parser from './src/parser.js';
+import * as shared from './src/shared.js';
+import * as writer from './src/writer.js';
+
+(async () => {
+	// configure command line help output
+	commander.program
+		.name('npx wordpress-export-to-markdown')
+		.helpOption('-h, --help', 'See the thing you\'re looking at right now')
+		.addHelpText('after', '\nMore documentation is at https://github.com/lonekorean/wordpress-export-to-markdown')
+		.configureHelp({
+			styleOptionTerm: (str) => str.replace(/(<.*>)$/, chalk.gray('$1')),
+			styleOptionDescription: (str) => str.replace(/(\(.*\))$/, chalk.gray('$1'))
+		});
+		
+	// gather config options from command line and wizard
+	await intake.getConfig();
+
+	// parse data from XML and do Markdown translations
+	const posts = await parser.parseFilePromise()
+
+	// write files and download images
+	await writer.writeFilesPromise(posts);
+
+	// happy goodbye
+	console.log('\nAll done!');
+	console.log('Look for your output files in: ' + path.resolve(shared.config.output));
+})().catch((ex) => {
+	// sad goodbye
+	console.log('\nSomething went wrong, execution halted early.');
+	console.error(ex);
+});