fix: format and lint

src/plugins/field_mapper.rs

@@ -275,7 +275,7 @@ impl FieldMapper {
     pub async fn map_all(&self, entity: &Entity) -> Result<HashMap<String, Value>> {
         let mut result = HashMap::new();
 
-        for (field_name, _) in &self.mappings {
+        for field_name in self.mappings.keys() {
             match self.map(field_name, entity).await {
                 Ok(value) => {
                     result.insert(field_name.clone(), value);
@@ -540,7 +540,8 @@ fn entity_to_json(entity: &Entity) -> Result<Value> {
                 if let Some(profile) = &s.profile {
                     let mut profile_obj = serde_json::Map::new();
                     if !profile.display_name.is_empty() {
-                        profile_obj.insert("display_name".to_string(), json!(&profile.display_name));
+                        profile_obj
+                            .insert("display_name".to_string(), json!(&profile.display_name));
                     }
                     if !profile.email.is_empty() {
                         profile_obj.insert("email".to_string(), json!(&profile.email));
@@ -563,7 +564,8 @@ fn entity_to_json(entity: &Entity) -> Result<Value> {
                 if let Some(profile) = &s.profile {
                     let mut profile_obj = serde_json::Map::new();
                     if !profile.display_name.is_empty() {
-                        profile_obj.insert("display_name".to_string(), json!(&profile.display_name));
+                        profile_obj
+                            .insert("display_name".to_string(), json!(&profile.display_name));
                     }
                     if !profile.email.is_empty() {
                         profile_obj.insert("email".to_string(), json!(&profile.email));