fix: add useMongoose composable

README.md

@@ -83,6 +83,17 @@ export const User = defineMongooseModel({
 })
 ```
 
+### useMongoose
+
+This composable returns the Mongoose DB instance. Example usage:
+
+```vue
+<script lang="ts" setup>
+const mongoose = useMongoose()
+const user = await mongoose.db.collection('users').findOne()
+</script>
+```
+
 ## License
 
 [MIT License](./LICENSE)