Move frontend to main folder (#109)

* feat: small refactor

* fix: appimage build script

* fix: add NO_STRIP to AppImage build

* fix: build and dev mode from refactor

* fix: submodule step 1

* fix: submodules step 2

main/components/OfflineHeaderWidget.vue

@@ -0,0 +1,17 @@
+<script setup lang="ts">
+import { ArrowDownTrayIcon, CloudIcon } from "@heroicons/vue/20/solid";
+</script>
+
+<template>
+  <div
+    class="transition inline-flex items-center rounded-sm px-4 py-1.5 bg-zinc-900 text-sm text-zinc-400 gap-x-2"
+  >
+    <div class="relative">
+      <CloudIcon class="h-5 z-50 text-zinc-500" />
+      <div
+        class="absolute rounded-full left-1/2 top-1/2 -translate-y-[45%] -translate-x-1/2 w-[2px] h-6 rotate-[45deg] bg-zinc-400 z-50"
+      />
+    </div>
+    Offline
+  </div>
+</template>