feat(components): add offcanvas component

packages/components/src/offcanvas/index.ts

@@ -0,0 +1,21 @@
+import { qs, qsa } from "../utils";
+
+window.onload = () => {
+	qsa(".msp-offcanvas-toggle").forEach((item) => {
+		item.addEventListener("click", () => {
+			const target = item.dataset.mspTarget;
+
+			if (!target) {
+				throw new Error("No target provided");
+			}
+
+			const targetElement = qs(target);
+
+			if (!targetElement) {
+				throw new Error("No target found");
+			}
+
+			targetElement.classList.toggle("show");
+		});
+	});
+};