fix: update environment variable references for image model in documentation and scripts

Author: Pavan-Microsoft

docs/CustomizingAzdParameters.md

@@ -17,12 +17,12 @@ By default this template will use the environment name as the prefix to prevent
 | `AZURE_ENV_GPT_MODEL_CAPACITY`                   | integer | `150`                      | Sets the GPT model token capacity (minimum: `10`).                            |
 | `AZURE_ENV_IMAGE_MODEL_NAME`           | string  | `gpt-image-1-mini`         | Image model to deploy (allowed: `gpt-image-1-mini`, `gpt-image-1.5`, `none`). |
 | `AZURE_ENV_IMAGE_MODEL_CAPACITY`       | integer | `1`                        | Sets the image model deployment capacity in RPM (minimum: `1`).               |
-| `AZURE_ENV_OPENAI_API_VERSION`             | string  | `2025-01-01-preview`       | Specifies the API version for Azure OpenAI service.                           |
+| `AZURE_ENV_OPENAI_API_VERSION`            | string  | `2025-01-01-preview`       | Specifies the API version for Azure OpenAI service.                           |
 | `AZURE_ENV_AI_SERVICE_LOCATION`           | string  | `<User selects during deployment>` | Sets the Azure region for OpenAI resource deployment.                         |
-| `AZURE_ENV_LOG_ANALYTICS_WORKSPACE_RID` | string  | `""`                       | Reuses an existing Log Analytics Workspace instead of creating a new one.     |
-| `AZURE_ENV_FOUNDRY_PROJECT_RID`| string  | `""`                       | Reuses an existing AI Foundry Project instead of creating a new one.          |
-| `AZURE_ENV_CONTAINER_REGISTRY_NAME`   | string  | `contentgencontainerreg`   | Sets the existing Azure Container Registry name (without `.azurecr.io`).      |
-| `AZURE_ENV_IMAGE_TAG`                   | string  | `latest`                   | Sets the container image tag (e.g., `latest`, `dev`, `hotfix`).               |
+| `AZURE_ENV_LOG_ANALYTICS_WORKSPACE_RID`   | string  | `""`                       | Reuses an existing Log Analytics Workspace instead of creating a new one.     |
+| `AZURE_ENV_FOUNDRY_PROJECT_RID`           | string  | `""`                       | Reuses an existing AI Foundry Project instead of creating a new one.          |
+| `AZURE_ENV_CONTAINER_REGISTRY_NAME`       | string  | `contentgencontainerreg`   | Sets the existing Azure Container Registry name (without `.azurecr.io`).      |
+| `AZURE_ENV_IMAGE_TAG`                     | string  | `latest`                   | Sets the container image tag (e.g., `latest`, `dev`, `hotfix`).               |
 
 ## How to Set a Parameter
 

scripts/checkquota.sh

@@ -14,7 +14,7 @@
 #   bash checkquota.sh none
 #
 # Usage (CI - via env vars):
-#   Set AZURE_SUBSCRIPTION_ID, GPT_MIN_CAPACITY, AZURE_REGIONS, IMAGE_MODEL_CHOICE
+#   Set AZURE_SUBSCRIPTION_ID, GPT_MIN_CAPACITY, AZURE_REGIONS, AZURE_ENV_IMAGE_MODEL_NAME
 #   Authentication is handled externally via OIDC (az login already done before this script runs)
 # =============================================================================
 
@@ -28,9 +28,9 @@ fi
 # ---- Configuration ----
 # In local mode, image model can be passed as first argument
 if [[ "$RUN_MODE" == "local" ]]; then
-    IMAGE_MODEL_CHOICE="${1:-${IMAGE_MODEL_CHOICE:-gpt-image-1-mini}}"
+    AZURE_ENV_IMAGE_MODEL_NAME="${1:-${AZURE_ENV_IMAGE_MODEL_NAME:-gpt-image-1-mini}}"
 else
-    IMAGE_MODEL_CHOICE="${IMAGE_MODEL_CHOICE:-gpt-image-1-mini}"
+    AZURE_ENV_IMAGE_MODEL_NAME="${AZURE_ENV_IMAGE_MODEL_NAME:-gpt-image-1-mini}"
 fi
 
 GPT_MIN_CAPACITY="${GPT_MIN_CAPACITY:-150}"
@@ -53,8 +53,8 @@ IMAGE_MODEL_QUOTA_NAME=(
 
 # ---- Validate image model choice ----
 ALLOWED_MODELS=("gpt-image-1-mini" "gpt-image-1.5" "none")
-if [[ ! " ${ALLOWED_MODELS[@]} " =~ " ${IMAGE_MODEL_CHOICE} " ]]; then
-    echo "❌ ERROR: Invalid image model choice: '$IMAGE_MODEL_CHOICE'"
+if [[ ! " ${ALLOWED_MODELS[@]} " =~ " ${AZURE_ENV_IMAGE_MODEL_NAME} " ]]; then
+    echo "❌ ERROR: Invalid image model choice: '$AZURE_ENV_IMAGE_MODEL_NAME'"
     echo "   Allowed values: ${ALLOWED_MODELS[*]}"
     exit 1
 fi
@@ -91,7 +91,7 @@ fi
 echo ""
 echo "📋 Configuration:"
 echo "   Mode: $RUN_MODE"
-echo "   Image Model Choice: $IMAGE_MODEL_CHOICE"
+echo "   Image Model Choice: $AZURE_ENV_IMAGE_MODEL_NAME"
 echo "   GPT Min Capacity: $GPT_MIN_CAPACITY"
 echo "   Image Model Min Capacity: $IMAGE_MODEL_MIN_CAPACITY"
 echo "   Regions to check: ${REGIONS[*]}"
@@ -104,10 +104,10 @@ MIN_CAPACITY=(
 )
 
 # Add image model to quota check if not 'none'
-IMAGE_QUOTA_NAME="${IMAGE_MODEL_QUOTA_NAME[$IMAGE_MODEL_CHOICE]}"
+IMAGE_QUOTA_NAME="${IMAGE_MODEL_QUOTA_NAME[$AZURE_ENV_IMAGE_MODEL_NAME]}"
 if [[ -n "$IMAGE_QUOTA_NAME" ]]; then
     MIN_CAPACITY["$IMAGE_QUOTA_NAME"]=$IMAGE_MODEL_MIN_CAPACITY
-    echo "🖼️  Image model '$IMAGE_MODEL_CHOICE' added to quota check (key: $IMAGE_QUOTA_NAME, min capacity: $IMAGE_MODEL_MIN_CAPACITY)"
+    echo "🖼️  Image model '$AZURE_ENV_IMAGE_MODEL_NAME' added to quota check (key: $IMAGE_QUOTA_NAME, min capacity: $IMAGE_MODEL_MIN_CAPACITY)"
 else
     echo "ℹ️  Image model set to 'none' — skipping image model quota check."
 fi
@@ -170,7 +170,7 @@ echo ""
 echo "========================================"
 if [ -z "$VALID_REGION" ]; then
     echo "❌ No region with sufficient quota found!"
-    echo "   Image Model: $IMAGE_MODEL_CHOICE"
+    echo "   Image Model: $AZURE_ENV_IMAGE_MODEL_NAME"
     echo "   Checked regions: ${REGIONS[*]}"
 
     # In CI mode, set GITHUB_ENV variable instead of exiting with error