[installer] Added working installer

index.js

@@ -0,0 +1,22 @@
+const CMDjs = require('@codefeathers/cmd-js/index');
+const installer = require('./lib/installer');
+const { help, login, logout, commit } = require('./lib/commands.js');
+
+const mark = input => {
+	const args = input.args;
+	if (args && args.length === 0) {
+		help();
+	}
+
+	const cmd = new CMDjs(
+		args, 
+	)
+
+	cmd
+		.use( ['-h', '--help'], help )
+		.use( 'login', login )
+		.use( 'logout', logout )
+		
+}
+
+module.exports = mark;

lib/installer.js

@@ -0,0 +1,35 @@
+// Native
+const fs = require('fs');
+const { promisify } = require('util');
+
+const open = promisify(fs.open);
+const write = promisify(fs.writeFile);
+
+// Modules
+const readline = require('readline-promise').default;
+
+// Constants
+const CONSTANTS = require('../constants');
+
+const read = readline.createInterface({
+	input: process.stdin,
+	output: process.stdout
+});
+
+const createFiles = () => {
+	return read.questionAsync('Username for your log: ')
+		.then(answer => {
+			const markrc = {
+				username: answer
+			};
+
+			return write(CONSTANTS.MARK_RC, JSON.stringify(markrc));
+		})
+};
+
+const installer = () => {
+	return open(CONSTANTS.MARK_RC, 'r+')
+		.catch(createFiles)
+};
+
+module.exports = installer;