fix: allow gRPC connection from container apps

Author: sinedied

infra/core/host/container-app.bicep

@@ -13,6 +13,8 @@ param keyVaultName string = ''
 param managedIdentity bool = !empty(keyVaultName)
 param targetPort int = 80
 param allowedOrigins array = []
+param transport string = 'auto'
+param allowInsecure bool = false
 
 @description('CPU cores allocated to a single container instance, e.g. 0.5')
 param containerCpuCoreCount string = '0.5'
@@ -32,7 +34,8 @@ resource app 'Microsoft.App/containerApps@2023-05-01' = {
       ingress: {
         external: external
         targetPort: targetPort
-        transport: 'auto'
+        transport: transport
+        allowInsecure: allowInsecure
         corsPolicy: {
           allowedOrigins: empty(allowedOrigins) ? ['*'] : allowedOrigins
         }

infra/main.bicep

@@ -74,7 +74,7 @@ var tags = { 'azd-env-name': environmentName }
 var finalOpenAiUrl = empty(openAiUrl) ? 'https://${openAi.outputs.name}.openai.azure.com' : openAiUrl
 var useAzureAISearch = !useQdrant
 var azureSearchService = useAzureAISearch ? searchService.outputs.name : ''
-var qdrantUrl = useQdrant ? '${qdrant.outputs.uri}:443' : ''
+var qdrantUrl = useQdrant ? (qdrantPort == 6334 ? replace('${qdrant.outputs.uri}:80', 'https', 'http') : '${qdrant.outputs.uri}:443') : ''
 
 // Organize resources in a resource group
 resource resourceGroup 'Microsoft.Resources/resourceGroups@2021-04-01' = {
@@ -322,6 +322,9 @@ module qdrant './core/host/container-app.bicep' = if (useQdrant) {
     }] : [])
     imageName: !empty(qdrantImageName) ? qdrantImageName : 'docker.io/qdrant/qdrant'
     targetPort: qdrantPort
+    allowInsecure: (qdrantPort == 6334 ? true : false)
+    // gRPC needs to be explicitly set for HTTP2
+    transport: (qdrantPort == 6334 ? 'HTTP2' : 'auto')
   }
 }