feat: Update allowed Azure regions for resource deployment and enhance location description

Author: Pavan-Microsoft

infra/main.bicep

@@ -9,13 +9,15 @@ param solutionName string = 'cwyd'
 @description('Optional. A unique text value for the solution. This is used to ensure resource names are unique for global resources. Defaults to a 5-character substring of the unique string generated from the subscription ID, resource group name, and solution name.')
 param solutionUniqueText string = take(uniqueString(subscription().id, resourceGroup().name, solutionName), 5)
 
-@description('Optional. Location for all resources, if you are using existing resource group provide the location of the resorce group.')
-@metadata({
-  azd: {
-    type: 'location'
-  }
-})
-param location string = resourceGroup().location
+@allowed([
+  'australiaeast'
+  'eastus2'
+  'japaneast'
+  'uksouth'
+])
+@metadata({ azd: { type: 'location' } })
+@description('Required. Azure region for all services. Regions are restricted to guarantee compatibility with paired regions and replica locations for data redundancy and failover scenarios based on articles [Azure regions list](https://learn.microsoft.com/azure/reliability/regions-list) and [Azure Database for MySQL Flexible Server - Azure Regions](https://learn.microsoft.com/azure/mysql/flexible-server/overview#azure-regions).')
+param location string
 
 @description('Optional. Existing Log Analytics Workspace Resource ID.')
 param existingLogAnalyticsWorkspaceId string = ''

infra/main.json

@@ -6,7 +6,7 @@
     "_generator": {
       "name": "bicep",
       "version": "0.37.4.10188",
-      "templateHash": "10335641937823504813"
+      "templateHash": "6587834896134198095"
     }
   },
   "parameters": {
@@ -29,12 +29,17 @@
     },
     "location": {
       "type": "string",
-      "defaultValue": "[resourceGroup().location]",
+      "allowedValues": [
+        "australiaeast",
+        "eastus2",
+        "japaneast",
+        "uksouth"
+      ],
       "metadata": {
         "azd": {
           "type": "location"
         },
-        "description": "Optional. Location for all resources, if you are using existing resource group provide the location of the resorce group."
+        "description": "Required. Azure region for all services. Regions are restricted to guarantee compatibility with paired regions and replica locations for data redundancy and failover scenarios based on articles [Azure regions list](https://learn.microsoft.com/azure/reliability/regions-list) and [Azure Database for MySQL Flexible Server - Azure Regions](https://learn.microsoft.com/azure/mysql/flexible-server/overview#azure-regions)."
       }
     },
     "existingLogAnalyticsWorkspaceId": {
@@ -55434,9 +55439,9 @@
         }
       },
       "dependsOn": [
+        "[format('avmPrivateDnsZones[{0}]', variables('dnsZoneIndex').storageQueue)]",
         "[format('avmPrivateDnsZones[{0}]', variables('dnsZoneIndex').storageFile)]",
         "[format('avmPrivateDnsZones[{0}]', variables('dnsZoneIndex').storageBlob)]",
-        "[format('avmPrivateDnsZones[{0}]', variables('dnsZoneIndex').storageQueue)]",
         "managedIdentityModule",
         "network"
       ]