Improve grade analytics layout, controls, and forecast chart rendering.

Move filters into a left sidebar, tighten spacing, match homepage checkboxes, fix forecast line domain/looping, and remove the redundant page subtitle. Also fix crxjs dev service worker live reload after Vite upgrade.

lib/fixCrxWorkerLiveReload.ts

@@ -0,0 +1,19 @@
+import type { Plugin } from "vite";
+
+/**
+ * crxjs 2.6.x only replaces the first `__LIVE_RELOAD__` in `@crx/client-worker`,
+ * which crashes the service worker when the dev server reconnects.
+ */
+export default function fixCrxWorkerLiveReload(): Plugin {
+  return {
+    name: "fix-crx-worker-live-reload",
+    apply: "serve",
+    enforce: "post",
+    transform(code, id) {
+      if (!id.includes("@crx/client-worker") || !code.includes("__LIVE_RELOAD__")) {
+        return;
+      }
+      return code.replaceAll("__LIVE_RELOAD__", "true");
+    },
+  };
+}