chore: fix formatting and clippy lints

server/src/error.rs

@@ -17,7 +17,11 @@ pub enum AppError {
     EntityNotFound { name: String, namespace: String },
 
     #[error("Invalid relation between '{from}' and '{to}': {reason}")]
-    InvalidRelation { from: String, to: String, reason: String },
+    InvalidRelation {
+        from: String,
+        to: String,
+        reason: String,
+    },
 
     #[error("Database error for key '{key}': {message}")]
     DatabaseError { key: String, message: String },
@@ -50,11 +54,17 @@ impl IntoResponse for AppError {
             AppError::NotFound(msg) => (StatusCode::NOT_FOUND, msg.clone()),
             AppError::EntityNotFound { name, namespace } => (
                 StatusCode::NOT_FOUND,
-                format!("Entity '{}' was not found in namespace '{}'", name, namespace),
+                format!(
+                    "Entity '{}' was not found in namespace '{}'",
+                    name, namespace
+                ),
             ),
             AppError::InvalidRelation { from, to, reason } => (
                 StatusCode::BAD_REQUEST,
-                format!("Invalid relation between '{}' and '{}': {}", from, to, reason),
+                format!(
+                    "Invalid relation between '{}' and '{}': {}",
+                    from, to, reason
+                ),
             ),
             AppError::DatabaseError { key, message } => (
                 StatusCode::INTERNAL_SERVER_ERROR,