Fix Rust formatting violations in middleware.rs

Co-Authored-By: Jiwon Choi <[email protected]>

Author: devin-ai-integration[bot]

crates/next-api/src/middleware.rs

@@ -53,9 +53,11 @@ fn get_default_middleware_matcher(
     if skip_internal {
         if let Some(base_path) = base_path {
             // Escape special regex characters in basePath inline
-            let escaped_base_path: String = base_path.chars()
+            let escaped_base_path: String = base_path
+                .chars()
                 .map(|c| match c {
-                    '.' | '*' | '+' | '?' | '^' | '$' | '{' | '}' | '(' | ')' | '|' | '[' | ']' | '\\' => {
+                    '.' | '*' | '+' | '?' | '^' | '$' | '{' | '}' | '(' | ')' | '|' | '[' | ']'
+                    | '\\' => {
                         format!("\\{}", c)
                     }
                     _ => c.to_string(),
@@ -206,7 +208,8 @@ impl MiddlewareEndpoint {
             .map(|i18n| i18n.locales.len() > 1)
             .unwrap_or(false);
         let base_path = next_config.base_path().await?;
-        let skip_middleware_next_internal_routes = next_config.skip_middleware_next_internal_routes().await?;
+        let skip_middleware_next_internal_routes =
+            next_config.skip_middleware_next_internal_routes().await?;
 
         let matchers = if let Some(matchers) = config.middleware_matcher.as_ref() {
             matchers