rename environment variable to align with standard azure naming conventions

Author: jgbradley1

docs/DEPLOYMENT-GUIDE.md

@@ -89,7 +89,7 @@ In the `deploy.parameters.json` file, provide values for the following required
 `RESOURCE_GROUP`                       | <my_resource_group>                       | Yes | The resource group that GraphRAG will be deployed in. Will get created automatically if the resource group does not exist.
 `GRAPHRAG_IMAGE`                       | graphrag:backend                          | No  | The name and tag of the graphrag docker image in the container registry. Will default to `graphrag:backend` and be hosted at `my_container_registry_name>.azurecr.io/graphrag:backend`.
 `CONTAINER_REGISTRY_NAME`              | <my_container_registry_name>              | No  | Name of an Azure Container Registry where the `graphrag` backend docker image will be hosted. Leave off `.azurecr.io` from the name. If not provided, a unique name will be generated (recommended).
-`GRAPHRAG_COGNITIVE_SERVICES_ENDPOINT` |                                           | No  | Endpoint for cognitive services identity authorization. Will default to `https://cognitiveservices.azure.com/.default` for Azure Commercial cloud but should be defined for deployments in other Azure clouds.
+`COGNITIVE_SERVICES_AUDIENCE` |                                           | No  | Endpoint for cognitive services identity authorization. Will default to `https://cognitiveservices.azure.com/.default` for Azure Commercial cloud but should be defined for deployments in other Azure clouds.
 `APIM_NAME`                            |                                           | No  | Hostname of the API. Must be a globally unique name. The API will be accessible at `https://<APIM_NAME>.azure-api.net`. If not provided a unique name will be generated.
 `APIM_TIER`                            |                                           | No  | The [APIM tier](https://azure.microsoft.com/en-us/pricing/details/api-management) to use. Must be either `Developer` or `StandardV2`. Will default to `Developer` for cost savings.
 `RESOURCE_BASE_NAME`                   |                                           | No  | Suffix to apply to all azure resource names. If not provided a unique suffix will be generated.

infra/deploy.sh

@@ -16,7 +16,7 @@ GRAPHRAG_IMAGE=""
 PUBLISHER_EMAIL=""
 PUBLISHER_NAME=""
 RESOURCE_BASE_NAME=""
-GRAPHRAG_COGNITIVE_SERVICES_ENDPOINT=""
+COGNITIVE_SERVICES_AUDIENCE=""
 CONTAINER_REGISTRY_NAME=""
 
 requiredParams=(
@@ -239,9 +239,9 @@ populateOptionalParams () {
     if [ ! -z "$RESOURCE_BASE_NAME" ]; then
         printf "\tsetting RESOURCE_BASE_NAME=$RESOURCE_BASE_NAME\n"
     fi
-    if [ -z "$GRAPHRAG_COGNITIVE_SERVICES_ENDPOINT" ]; then
-        GRAPHRAG_COGNITIVE_SERVICES_ENDPOINT="https://cognitiveservices.azure.com/.default"
-        printf "\tsetting GRAPHRAG_COGNITIVE_SERVICES_ENDPOINT=$GRAPHRAG_COGNITIVE_SERVICES_ENDPOINT\n"
+    if [ -z "$COGNITIVE_SERVICES_AUDIENCE" ]; then
+        COGNITIVE_SERVICES_AUDIENCE="https://cognitiveservices.azure.com/.default"
+        printf "\tsetting COGNITIVE_SERVICES_AUDIENCE=$COGNITIVE_SERVICES_AUDIENCE\n"
     fi
     if [ -z "$GRAPHRAG_IMAGE" ]; then
         GRAPHRAG_IMAGE="graphrag:backend"
@@ -455,7 +455,7 @@ installGraphRAGHelmChart () {
         --set "graphragConfig.COSMOS_URI_ENDPOINT=$cosmosEndpoint" \
         --set "graphragConfig.GRAPHRAG_API_BASE=$GRAPHRAG_API_BASE" \
         --set "graphragConfig.GRAPHRAG_API_VERSION=$GRAPHRAG_API_VERSION" \
-        --set "graphragConfig.GRAPHRAG_COGNITIVE_SERVICES_ENDPOINT=$GRAPHRAG_COGNITIVE_SERVICES_ENDPOINT" \
+        --set "graphragConfig.COGNITIVE_SERVICES_AUDIENCE=$COGNITIVE_SERVICES_AUDIENCE" \
         --set "graphragConfig.GRAPHRAG_LLM_MODEL=$GRAPHRAG_LLM_MODEL" \
         --set "graphragConfig.GRAPHRAG_LLM_DEPLOYMENT_NAME=$GRAPHRAG_LLM_DEPLOYMENT_NAME" \
         --set "graphragConfig.GRAPHRAG_EMBEDDING_MODEL=$GRAPHRAG_EMBEDDING_MODEL" \