feat: create atproto oauth login

src/hooks/useFollows.hook.ts

@@ -0,0 +1,21 @@
+import { Ref, ref, watch } from 'vue'
+
+import { getFollows } from '@/modules/atproto/service/getFollows'
+
+export const useFollows = (did: Ref<string | null>) => {
+  const follows = ref<Set<string>>(new Set())
+
+  watch(
+    did,
+    async (value) => {
+      if (value) {
+        follows.value = await getFollows(value)
+      } else {
+        follows.value = new Set()
+      }
+    },
+    { immediate: true },
+  )
+
+  return { follows }
+}