Add Handlebars helpers

module/handlebarHelpers/_index.mjs

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+import { handlebarsLocalizer, localizer } from "../utils/Localizer.mjs";
+import { options } from "./options.mjs";
+
+export default {
+	// #region Complex
+	"rc-i18n": handlebarsLocalizer,
+	"rc-options": options,
+
+	// #region Simple
+	"rc-empty-state": (v) => v ?? localizer(`RipCrypt.common.empty`),
+};

module/handlebarHelpers/options.mjs

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+import { localizer } from "../utils/Localizer.mjs";
+
+/**
+ * @typedef {object} Option
+ * @property {string} [label]
+ * @property {string|number} value
+ * @property {boolean} [disabled]
+ */
+
+/**
+ * @param {string | number} selected
+ * @param {Array<Option | string>} opts
+ * @param {any} meta
+ */
+export function options(selected, opts, meta) {
+	const { localize = false } = meta;
+	selected = Handlebars.escapeExpression(selected);
+
+	const htmlOptions = [];
+
+	for (let opt of opts) {
+		if (typeof opt === `string`) {
+			opt = { label: opt, value: opt };
+		};
+		opt.value = Handlebars.escapeExpression(opt.value);
+		htmlOptions.push(
+			`<option
+				value=${opt.value}
+				${selected === opt.value ? `selected` : ``}
+				${opt.disabled ? `disabled` : ``}
+			>
+				${localize ? localizer(opt.label) : opt.label}
+			</option>`,
+		);
+	};
+};