remove hard code swagger version

Startup.cs

@@ -70,11 +70,8 @@ namespace CarParkValidationAPI
             //**
             //publish need to take comment out
 
-            services.AddSwaggerGen(c =>
-            {
-                  // c.ResolveConflictingActions(api => api.First());
-                  c.SwaggerDoc("v1", new OpenApiInfo { Title = "CarParkValidationAPI", Version = "v1" });
-            });
+            services.AddSwaggerGen();
+
             /*
             services.AddSwaggerGen(option =>
             {
@@ -109,11 +106,7 @@ namespace CarParkValidationAPI
             app.UseMiddleware<ErrorHandlerMiddleware>(); // use this exception
 
             app.UseSwagger();
-            app.UseSwaggerUI(c =>
-            {
-                c.DocExpansion(Swashbuckle.AspNetCore.SwaggerUI.DocExpansion.None);
-                c.SwaggerEndpoint("/swagger/v1/swagger.json", "CarParkValidationAPI v1");
-            });
+            app.UseSwaggerUI();
 
             app.UseRouting();
 
@@ -134,16 +127,12 @@ namespace CarParkValidationAPI
 
             app.UseAuthorization();
             
-            /* if add angular under wwwroot then two line below needed*/
-            /***************************/
-           // app.UseDefaultFiles(); //it will use index.html <------------------
-           // app.UseStaticFiles(); //it for angular <-------------------------
-            /***************************/
+           
 
         app.UseEndpoints(endpoints =>
             {
                 endpoints.MapControllers();
-              //  endpoints.MapFallbackToController("Index", "Fallback"); //<------------------ put angular in wwwroot.
+              
             });
         }