Add Swagger and Swagger UI

The Swagger JSON object can be accessed at "swagger/v1/swagger.json".
The Swagger UI can be accessed at "/" (home) path. The Swagger UI can be
used to test any image directly.

Author: Ahad Chowdhury

webapi/Connery.WebApi.csproj

@@ -8,6 +8,10 @@
     <ProjectReference Include="..\lib\Connery.Lib.csproj" />
     <Content Include="MLModel.zip" />
   </ItemGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Swashbuckle.AspNetCore" Version="5.3.1" />
+  </ItemGroup>
 
 
 </Project>

webapi/Properties/launchSettings.json

@@ -12,15 +12,15 @@
     "IIS Express": {
       "commandName": "IISExpress",
       "launchBrowser": true,
-      "launchUrl": "weatherforecast",
+      "launchUrl": "",
       "environmentVariables": {
         "ASPNETCORE_ENVIRONMENT": "Development"
       }
     },
-    "Connery.Web": {
+    "Connery.WebApi": {
       "commandName": "Project",
       "launchBrowser": true,
-      "launchUrl": "weatherforecast",
+      "launchUrl": "",
       "applicationUrl": "https://localhost:5001;http://localhost:5000",
       "environmentVariables": {
         "ASPNETCORE_ENVIRONMENT": "Development"

webapi/Startup.cs

@@ -3,6 +3,7 @@
 using System.IO;
 using System.Linq;
 using System.Threading.Tasks;
+using System.Reflection;
 using Microsoft.AspNetCore.Builder;
 using Microsoft.AspNetCore.Hosting;
 using Microsoft.AspNetCore.HttpsPolicy;
@@ -11,6 +12,7 @@
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Hosting;
 using Microsoft.Extensions.Logging;
+using Microsoft.OpenApi.Models;
 
 namespace Connery.WebApi
 {
@@ -27,11 +29,39 @@ public Startup(IConfiguration configuration)
         public void ConfigureServices(IServiceCollection services)
         {
             services.AddControllers();
+            services.AddSwaggerGen(c =>
+            {
+                c.SwaggerDoc("v1", new OpenApiInfo
+                {
+                    Version = "v1",
+                    Title = "Connery Web API",
+                    Description = "A simple fruit-image-classifier",
+                    Contact = new OpenApiContact
+                    {
+                        Name = "Mohammad Abdul Ahad Chowdhury",
+                        Email = "ahadc@maacpiash.com",
+                        Url = new Uri("https://www.maacpiash.com"),
+                    },
+                    License = new OpenApiLicense
+                    {
+                        Name = "MIT",
+                        Url = new Uri("https://github.com/maacpiash/Connery/blob/master/LICENSE"),
+                    }
+                });
+            });
         }
 
         // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
         public void Configure(IApplicationBuilder app, IWebHostEnvironment env)
         {
+            
+            app.UseSwagger();
+            app.UseSwaggerUI(c =>
+            {
+                c.SwaggerEndpoint("/swagger/v1/swagger.json", "Connery Web API");
+                c.RoutePrefix = string.Empty;
+            });
+
             if (env.IsDevelopment())
             {
                 app.UseDeveloperExceptionPage();