🐛 Fix JsonToDict input and error handling in Azure providers

- functions.go: serialize site.Properties instead of entire Site object
- frontdoor.go: propagate JsonToDict errors for health probe/load balancing settings
- dns.go: propagate JsonToDict errors for record set properties

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: tas50

providers/azure/resources/dns.go

@@ -150,7 +150,7 @@ func (a *mqlAzureSubscriptionDnsServiceZone) recordSets() ([]any, error) {
 
 			properties, err := convert.JsonToDict(rs.Properties)
 			if err != nil {
-				properties = nil
+				return nil, err
 			}
 
 			var ttl int64

providers/azure/resources/frontdoor.go

@@ -284,8 +284,15 @@ func (a *mqlAzureSubscriptionFrontDoorServiceProfile) originGroups() ([]any, err
 				if og.Properties.ProvisioningState != nil {
 					provisioningState = string(*og.Properties.ProvisioningState)
 				}
-				healthProbeSettings, _ = convert.JsonToDict(og.Properties.HealthProbeSettings)
-				loadBalancingSettings, _ = convert.JsonToDict(og.Properties.LoadBalancingSettings)
+				var err error
+				healthProbeSettings, err = convert.JsonToDict(og.Properties.HealthProbeSettings)
+				if err != nil {
+					return nil, err
+				}
+				loadBalancingSettings, err = convert.JsonToDict(og.Properties.LoadBalancingSettings)
+				if err != nil {
+					return nil, err
+				}
 			}
 
 			mqlOg, err := CreateResource(a.MqlRuntime, "azure.subscription.frontDoorService.profile.originGroup", map[string]*llx.RawData{

providers/azure/resources/functions.go

@@ -72,7 +72,7 @@ func (a *mqlAzureSubscriptionFunctionsService) functionApps() ([]any, error) {
 				continue
 			}
 
-			properties, err := convert.JsonToDict(site)
+			properties, err := convert.JsonToDict(site.Properties)
 			if err != nil {
 				return nil, err
 			}