Feat: Web loader

Loader/scripts/storage.js

@@ -0,0 +1,24 @@
+// Path: Loader/scripts/storage.js
+
+import { LOADER_INTENT_STORAGE_KEY, LOADER_META_STORAGE_KEY, LOADER_SEEN_COOKIE_MAX_AGE_SECONDS, LOADER_SEEN_COOKIE_NAME } from "./config.js";
+import { collectClientHints } from "./hints.js";
+
+export const persistLoaderState = (intent) => {
+	const payload = {
+		intent,
+		hints: collectClientHints(),
+	};
+
+	try {
+		window.sessionStorage.setItem(LOADER_INTENT_STORAGE_KEY, intent);
+		window.sessionStorage.setItem(LOADER_META_STORAGE_KEY, JSON.stringify(payload));
+	} catch (error) {
+		console.warn("[Loader] Unable to persist bootstrap state.", error);
+	}
+
+	return payload;
+};
+
+export const markLoaderSeen = () => {
+	document.cookie = `${LOADER_SEEN_COOKIE_NAME}=1; Path=/; Max-Age=${LOADER_SEEN_COOKIE_MAX_AGE_SECONDS}; SameSite=Lax`;
+};