Implement Ctrl-R/F5 reload handler with intent to allow reloads in GUI build.

frontend/src/main.ts

@@ -6,10 +6,27 @@ import { installKeyboardNavigation } from "./composables/useKeyboardNavigation"
 import { installGamepadNavigation } from "./composables/useGamepadNavigation"
 import { installInputModalityTracking } from "./composables/useInputModality"
 
+function installReloadShortcut() {
+  document.addEventListener(
+    "keydown",
+    (event) => {
+      if (
+        event.key === "F5" ||
+        ((event.ctrlKey || event.metaKey) && event.key.toLowerCase() === "r")
+      ) {
+        event.preventDefault()
+        window.location.reload()
+      }
+    },
+    { capture: true },
+  )
+}
+
 // Install global keyboard navigation handlers immediately
 installInputModalityTracking()
 installKeyboardNavigation()
 installGamepadNavigation()
+installReloadShortcut()
 
 // Unregister any legacy service workers — MediaHive no longer uses a PWA/SW.
 if ("serviceWorker" in navigator) {