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StopShopping.Api/Extensions/BearerOpenApiDocumentTransformer.cs

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+using Microsoft.AspNetCore.Authentication.JwtBearer;
+using Microsoft.AspNetCore.OpenApi;
+using Microsoft.OpenApi;
+
+namespace StopShopping.Api.Extensions;
+
+// 来自网络。。。
+public class BearerOpenApiDocumentTransformer : IOpenApiDocumentTransformer
+{
+    public Task TransformAsync(OpenApiDocument document, OpenApiDocumentTransformerContext context, CancellationToken cancellationToken)
+    {
+        var bearerOpenApiSecurityScheme = new OpenApiSecurityScheme
+        {
+            In = ParameterLocation.Header,
+            Scheme = JwtBearerDefaults.AuthenticationScheme,
+            Type = SecuritySchemeType.Http,
+            Description = "jwt"
+        };
+
+        document.Components ??= new OpenApiComponents();
+        document.Components.SecuritySchemes ??= new Dictionary<string, IOpenApiSecurityScheme>();
+        document.Components.SecuritySchemes[JwtBearerDefaults.AuthenticationScheme] = bearerOpenApiSecurityScheme;
+
+        var securityRequirement = new OpenApiSecurityRequirement
+        {
+            {
+                new OpenApiSecuritySchemeReference(JwtBearerDefaults.AuthenticationScheme),
+                new List<string>()
+            }
+        };
+
+        document.Security ??= [];
+        document.Security.Add(securityRequirement);
+
+        return Task.CompletedTask;
+    }
+}