Enable CORS and fix small doc error

BTCPayServer/Controllers/GreenField/ApiKeysController.cs

@@ -6,6 +6,7 @@ using BTCPayServer.Data;
 using BTCPayServer.Security;
 using BTCPayServer.Security.GreenField;
 using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Cors;
 using Microsoft.AspNetCore.Identity;
 using Microsoft.AspNetCore.Mvc;
 using NBitcoin;
@@ -15,6 +16,7 @@ namespace BTCPayServer.Controllers.GreenField
 {
     [ApiController]
     [Authorize(AuthenticationSchemes = AuthenticationSchemes.GreenfieldAPIKeys)]
+    [EnableCors(CorsPolicies.All)]
     public class ApiKeysController : ControllerBase
     {
         private readonly APIKeyRepository _apiKeyRepository;

BTCPayServer/Controllers/GreenField/HealthController.cs

@@ -1,11 +1,13 @@
 using BTCPayServer.Client.Models;
 using BTCPayServer.HostedServices;
 using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Cors;
 using Microsoft.AspNetCore.Mvc;
 
 namespace BTCPayServer.Controllers.GreenField
 {
     [Controller]
+    [EnableCors(CorsPolicies.All)]
     public class HealthController : ControllerBase
     {
         [AllowAnonymous]

BTCPayServer/Controllers/GreenField/LightningNodeApiController.Internal.cs

@@ -7,6 +7,7 @@ using BTCPayServer.Lightning;
 using BTCPayServer.Security;
 using BTCPayServer.Services;
 using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Cors;
 using Microsoft.AspNetCore.Mvc;
 
 namespace BTCPayServer.Controllers.GreenField
@@ -14,6 +15,7 @@ namespace BTCPayServer.Controllers.GreenField
     [ApiController]
     [Authorize(AuthenticationSchemes = AuthenticationSchemes.Greenfield)]
     [LightningUnavailableExceptionFilter]
+    [EnableCors(CorsPolicies.All)]
     public class InternalLightningNodeApiController : LightningNodeApiController
     {
         private readonly BTCPayServerOptions _btcPayServerOptions;

BTCPayServer/Controllers/GreenField/LightningNodeApiController.Store.cs

@@ -11,6 +11,7 @@ using BTCPayServer.Payments.Lightning;
 using BTCPayServer.Security;
 using BTCPayServer.Services;
 using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Cors;
 using Microsoft.AspNetCore.Mvc;
 
 namespace BTCPayServer.Controllers.GreenField
@@ -18,6 +19,7 @@ namespace BTCPayServer.Controllers.GreenField
     [ApiController]
     [Authorize(AuthenticationSchemes = AuthenticationSchemes.Greenfield)]
     [LightningUnavailableExceptionFilter]
+    [EnableCors(CorsPolicies.All)]
     public class StoreLightningNodeApiController : LightningNodeApiController
     {
         private readonly BTCPayServerOptions _btcPayServerOptions;

BTCPayServer/Controllers/GreenField/PaymentRequestsController.cs

@@ -9,6 +9,7 @@ using BTCPayServer.Security;
 using BTCPayServer.Services.PaymentRequests;
 using BTCPayServer.Services.Rates;
 using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Cors;
 using Microsoft.AspNetCore.Mvc;
 using PaymentRequestData = BTCPayServer.Data.PaymentRequestData;
 
@@ -16,6 +17,7 @@ namespace BTCPayServer.Controllers.GreenField
 {
     [ApiController]
     [Authorize(AuthenticationSchemes = AuthenticationSchemes.Greenfield)]
+    [EnableCors(CorsPolicies.All)]
     public class GreenFieldPaymentRequestsController : ControllerBase
     {
         private readonly PaymentRequestRepository _paymentRequestRepository;

BTCPayServer/Controllers/GreenField/PullPaymentController.cs

@@ -12,6 +12,7 @@ using BTCPayServer.Security;
 using BTCPayServer.Services;
 using BTCPayServer.Services.Rates;
 using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Cors;
 using Microsoft.AspNetCore.Mvc;
 using Microsoft.AspNetCore.Routing;
 using Microsoft.EntityFrameworkCore;
@@ -20,6 +21,7 @@ namespace BTCPayServer.Controllers.GreenField
 {
     [ApiController]
     [Authorize(AuthenticationSchemes = AuthenticationSchemes.Greenfield)]
+    [EnableCors(CorsPolicies.All)]
     public class GreenfieldPullPaymentController : ControllerBase
     {
         private readonly PullPaymentHostedService _pullPaymentService;

BTCPayServer/Controllers/GreenField/ServerInfoController.cs

@@ -8,6 +8,7 @@ using BTCPayServer.Services;
 using BTCPayServer.Services.Invoices;
 using BTCPayServer.Services.Stores;
 using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Cors;
 using Microsoft.AspNetCore.Identity;
 using Microsoft.AspNetCore.Mvc;
 using NBXplorer.Models;
@@ -15,6 +16,7 @@ using NBXplorer.Models;
 namespace BTCPayServer.Controllers.GreenField
 {
     [ApiController]
+    [EnableCors(CorsPolicies.All)]
     public class GreenFieldServerInfoController : Controller
     {
         private readonly BTCPayServerEnvironment _env;

BTCPayServer/Controllers/GreenField/StoresController.cs

@@ -8,6 +8,7 @@ using BTCPayServer.Data;
 using BTCPayServer.Security;
 using BTCPayServer.Services.Stores;
 using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Cors;
 using Microsoft.AspNetCore.Identity;
 using Microsoft.AspNetCore.Mvc;
 
@@ -15,6 +16,7 @@ namespace BTCPayServer.Controllers.GreenField
 {
     [ApiController]
     [Authorize(AuthenticationSchemes = AuthenticationSchemes.Greenfield)]
+    [EnableCors(CorsPolicies.All)]
     public class GreenFieldController : ControllerBase
     {
         private readonly StoreRepository _storeRepository;

BTCPayServer/Controllers/GreenField/UsersController.cs

@@ -11,6 +11,7 @@ using BTCPayServer.Security;
 using BTCPayServer.Security.GreenField;
 using BTCPayServer.Services;
 using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Cors;
 using Microsoft.AspNetCore.Identity;
 using Microsoft.AspNetCore.Mvc;
 using Microsoft.Extensions.Logging;
@@ -20,6 +21,7 @@ namespace BTCPayServer.Controllers.GreenField
 {
     [ApiController]
     [Authorize(AuthenticationSchemes = AuthenticationSchemes.Greenfield)]
+    [EnableCors(CorsPolicies.All)]
     public class UsersController : ControllerBase
     {
         private readonly UserManager<ApplicationUser> _userManager;

BTCPayServer/wwwroot/swagger/v1/swagger.template.api-keys.json

@@ -41,7 +41,13 @@
                 "description": "View information about the current API key",
                 "responses": {
                     "200": {
-                        "description": "The key has been deleted"
+                        "description": "Information about the current api key",
+                        "content": {
+                            "application/json": {
+                                "schema": {
+                                    "$ref": "#/components/schemas/ApiKeyData"
+                                }
+                            }
                         }
                 },
                 "security": [