feat(plugins) default plugin class and initial plugins: interact, timing and utils base

lib/plugins/Utils.js

@@ -0,0 +1,26 @@
+import CetraPlugin from './CetraPlugin';
+import Registry from '../core/Registry';
+import Logger from '../core/Logger';
+
+export default class Utils extends CetraPlugin {
+	#cetraIdentifier;
+	#pluginName = 'utils';
+	constructor(cetraId) {
+		super(cetraId);
+
+		this.#cetraIdentifier = cetraId;
+	}
+
+	register(cetraId) {}
+	initComponent(component) {}
+
+	increment(val, options = { amount: 1 }) {
+		console.log('increment', val, options);
+		const { amount } = options;
+		return val + amount;
+	}
+
+	increase(val, options = { amount: 1 }) {
+		return this.increment(val, options);
+	}
+}