Configurable toggle for output cache

Author: Tsingis

.env.example

@@ -1,3 +1,4 @@
 ASPNETCORE_ENVIRONMENT=Development
 ASPNETCORE_HTTP_PORTS=8080
 KEY_VAULT_NAME=key-vault-name
+OUTPUT_CACHE=true

src/Api/Program.cs

@@ -8,6 +8,7 @@
 var config = new ConfigurationBuilder()
     .SetBasePath(Directory.GetCurrentDirectory())
     .AddJsonFile("appsettings.json", optional: false, reloadOnChange: true)
+    .AddEnvironmentVariables()
     .Build();
 
 const string logFormat = "[{Timestamp:yyyy-MM-dd HH:mm:ss.fff zzz}] [{Level:u3}] {Message:lj}{NewLine}{Exception}";
@@ -23,7 +24,7 @@
 
     var builder = WebApplication.CreateBuilder(args);
 
-    var keyVaultName = Environment.GetEnvironmentVariable("KEY_VAULT_NAME");
+    var keyVaultName = builder.Configuration.GetValue<string>("KEY_VAULT_NAME");
     if (builder.Environment.IsProduction() && !string.IsNullOrEmpty(keyVaultName))
     {
         var keyVaultUri = new Uri($"https://{keyVaultName}.vault.azure.net/");
@@ -42,7 +43,7 @@
 
     app.ConfigureEndpoints();
 
-    app.ConfigureMiddleware(app.Environment);
+    app.ConfigureMiddleware(app.Environment, app.Configuration);
 
     await app.RunAsync().ConfigureAwait(false);
 }

src/Api/Setup/ApiMiddleware.cs

@@ -4,7 +4,7 @@ namespace Api.Setup;
 
 internal static class ApiMiddleware
 {
-    public static void ConfigureMiddleware(this WebApplication app, IWebHostEnvironment environment)
+    public static void ConfigureMiddleware(this WebApplication app, IWebHostEnvironment environment, IConfiguration configuration)
     {
         if (environment.IsDevelopment())
         {
@@ -13,7 +13,10 @@ public static void ConfigureMiddleware(this WebApplication app, IWebHostEnvironm
 
         app.UseRouting();
 
-        app.UseOutputCache();
+        if (configuration.GetValue("OUTPUT_CACHE", true))
+        {
+            app.UseOutputCache();
+        }
 
         const string documentName = "/openapi/v1.json";
         const string apiName = "Bitcoin Web API v1";