add swagger

EvoCalculator.Core/Controllers/v1/CalculationController.cs

@@ -16,6 +16,7 @@ namespace EvoCalculator.Core.Controllers.V1
     [Route("api/v{version:apiVersion}/[controller]")]
     public class CalculationController : Controller
     {
+        [ApiExplorerSettings(IgnoreApi = true)]
         [HttpGet("[action]")]
         public ActionResult<string> Test()
         {

EvoCalculator.Core/EvoCalculator.Core.csproj

@@ -7,6 +7,7 @@
     <ItemGroup>
       <PackageReference Include="Microsoft.AspNetCore.Mvc.Versioning" Version="4.1.1" />
       <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
+      <PackageReference Include="Swashbuckle.AspNetCore" Version="5.6.3" />
     </ItemGroup>
 
     <ItemGroup>

EvoCalculator.Core/Startup.cs

@@ -22,6 +22,8 @@ namespace EvoCalculator.Core
             services.AddControllers();
 
             services.AddResponseCompression();
+            
+            services.AddSwaggerGen();
 
             services.AddApiVersioning(opt =>
             {
@@ -38,6 +40,13 @@ namespace EvoCalculator.Core
             {
                 app.UseDeveloperExceptionPage();
             }
+            
+            app.UseSwagger();
+
+            app.UseSwaggerUI(c =>
+            {
+                c.SwaggerEndpoint("/swagger/v1/swagger.json", "Calculation API");
+            });
 
             app.UseResponseCompression();