feat: rename accounts to user

components/user/UserSignIn.vue

@@ -0,0 +1,25 @@
+<script setup lang="ts">
+import { DEFAULT_SERVER } from '~/constants'
+
+const server = ref<string>()
+
+async function oauth() {
+  location.href = `/api/${server.value || DEFAULT_SERVER}/login`
+}
+</script>
+
+<template>
+  <div h-full text-center justify-center flex="~ col items-center gap2">
+    <div text-3xl mb2>
+      Sign in
+    </div>
+    <div>Mastodon Server Name</div>
+    <div flex bg-gray:10 px2 py1 mxa rounded border="~ border" w-80 text-xl items-center>
+      <span op35 mr1 text-sm>https://</span>
+      <input v-model="server" :placeholder="DEFAULT_SERVER" outline-none bg-transparent>
+    </div>
+    <button btn-solid mxa mt2 @click="oauth()">
+      Sign in
+    </button>
+  </div>
+</template>