refactor: condense exception handler configuration for conciseness

Author: aalmada

src/ApiService/BookStore.ApiService/Program.cs

@@ -78,36 +78,33 @@ static async Task WaitForProjectionsAsync(IDocumentStore store, ILogger logger)
 // Configure the HTTP request pipeline
 if (app.Environment.IsDevelopment())
 {
-    app.UseExceptionHandler(exceptionHandlerApp =>
+    _ = app.UseExceptionHandler(exceptionHandlerApp => exceptionHandlerApp.Run(async context =>
     {
-        exceptionHandlerApp.Run(async context =>
+        var exceptionHandlerFeature = context.Features.Get<Microsoft.AspNetCore.Diagnostics.IExceptionHandlerFeature>();
+        if (exceptionHandlerFeature is not null)
         {
-            var exceptionHandlerFeature = context.Features.Get<Microsoft.AspNetCore.Diagnostics.IExceptionHandlerFeature>();
-            if (exceptionHandlerFeature is not null)
+            var logger = context.RequestServices.GetRequiredService<ILogger<Program>>();
+            var exception = exceptionHandlerFeature.Error;
+            
+            logger.LogError(exception, "Unhandled exception: {Message}", exception.Message);
+            
+            context.Response.StatusCode = StatusCodes.Status500InternalServerError;
+            context.Response.ContentType = "application/problem+json";
+            
+            await context.Response.WriteAsJsonAsync(new
             {
-                var logger = context.RequestServices.GetRequiredService<ILogger<Program>>();
-                var exception = exceptionHandlerFeature.Error;
-                
-                logger.LogError(exception, "Unhandled exception: {Message}", exception.Message);
-                
-                context.Response.StatusCode = StatusCodes.Status500InternalServerError;
-                context.Response.ContentType = "application/problem+json";
-                
-                await context.Response.WriteAsJsonAsync(new
-                {
-                    type = "https://tools.ietf.org/html/rfc9110#section-15.6.1",
-                    title = "An error occurred while processing your request.",
-                    status = StatusCodes.Status500InternalServerError,
-                    detail = exception.Message,
-                    stackTrace = exception.StackTrace
-                });
-            }
-        });
-    });
+                type = "https://tools.ietf.org/html/rfc9110#section-15.6.1",
+                title = "An error occurred while processing your request.",
+                status = StatusCodes.Status500InternalServerError,
+                detail = exception.Message,
+                stackTrace = exception.StackTrace
+            });
+        }
+    }));
 }
 else
 {
-    app.UseExceptionHandler();
+    _ = app.UseExceptionHandler();
 }
 
 // Add request localization middleware