feat: Add ClearCart command and response, implement CancelOrder command with validation, and enhance DeliveryStatus and User models

src/CMSMicroservice.WebApi/appsettings.json

@@ -1,4 +1,6 @@
 {
+  "UseRealPaymentGateway": false,
+  "PaymentProvider": "BankMellat",
   "JwtSecurityKey": "TvlZVx5TJaHs8e9HgUdGzhGP2CIidoI444nAj+8+g7c=",
   "JwtIssuer": "https://localhost",
   "JwtAudience": "https://localhost",
@@ -39,10 +41,20 @@
     "KavenegarApiKey": "YOUR_KAVENEGAR_API_KEY",
     "Sender": "10008663"
   },
+  "DayaPayment": {
+    "BaseUrl": "https://api.daya.ir",
+    "ApiKey": "YOUR_DAYA_API_KEY"
+  },
+  "BankMellat": {
+    "ServiceUrl": "https://bpm.shaparak.ir/pgwchannel/services/pgw",
+    "TerminalId": "YOUR_TERMINAL_ID",
+    "Username": "YOUR_USERNAME",
+    "Password": "YOUR_PASSWORD"
+  },
   "AllowedHosts": "*",
   "Kestrel": {
     "EndpointDefaults": {
-      "Protocols": "Http2"
+      "Protocols": "Http1AndHttp2"
     }
   },
   "Authentication": {