refactor: replace inline find_by_id calls with get_user use case in presentation handlers

crates/presentation/src/handlers/users.rs

@@ -9,7 +9,9 @@ use api_types::{
     responses::{ErrorResponse, ProfileField, RemoteActorResponse, UserResponse},
 };
 use application::use_cases::feed::list_users;
-use application::use_cases::profile::{get_user_by_id_or_username, update_profile};
+use application::use_cases::profile::{
+    get_user as fetch_user, get_user_by_id_or_username, update_profile,
+};
 use application::use_cases::search::search_users;
 use axum::{
     extract::{Path, Query, State},
@@ -78,11 +80,7 @@ pub async fn patch_profile(
         body.custom_css,
     )
     .await?;
-    let user = s
-        .users
-        .find_by_id(&uid)
-        .await?
-        .ok_or(domain::errors::DomainError::NotFound)?;
+    let user = fetch_user(&*s.users, &uid).await?;
     Ok(Json(to_user_response(&user)))
 }
 
@@ -98,11 +96,7 @@ pub async fn get_me(
     State(s): State<AppState>,
     AuthUser(uid): AuthUser,
 ) -> Result<Json<UserResponse>, ApiError> {
-    let user = s
-        .users
-        .find_by_id(&uid)
-        .await?
-        .ok_or(domain::errors::DomainError::NotFound)?;
+    let user = fetch_user(&*s.users, &uid).await?;
     Ok(Json(to_user_response(&user)))
 }