refactor: remove of light mode from admin dashboard + added README, .env.example (#33)

packages/hoppscotch-sh-admin/src/App.vue

@@ -5,7 +5,6 @@
 </template>
 
 <script setup lang="ts">
-import { useDark, useToggle } from '@vueuse/core';
 import { computed } from 'vue';
 import { useRouter } from 'vue-router';
 import { HOPP_MODULES } from './modules';
@@ -18,15 +17,6 @@ const layout = computed(
   () => `${currentRoute.value.meta.layout || defaultLayout}-layout`
 );
 
-const isDark = useDark();
-useToggle(isDark);
-
 // Run module root component setup code
 HOPP_MODULES.forEach((mod) => mod.onRootSetup?.());
 </script>
-
-<style lang="scss">
-html.dark {
-  color-scheme: dark;
-}
-</style>