Maked endpoint suffixes as optional in example config

src/.env.example

@@ -11,7 +11,6 @@ AZURE_OPENAI_API_INSTANCE_NAME=azurechat
 AZURE_OPENAI_API_DEPLOYMENT_NAME=gpt-4
 AZURE_OPENAI_API_VERSION=2023-12-01-preview
 AZURE_OPENAI_API_EMBEDDINGS_DEPLOYMENT_NAME=embedding
-AZURE_OPENAI_API_ENDPOINT_SUFFIX=
 
 # DALL-E image creation endpoint config
 AZURE_OPENAI_DALLE_API_KEY=222222
@@ -48,7 +47,6 @@ AZURE_COSMOSDB_CONFIG_CONTAINER_NAME=config
 AZURE_SEARCH_API_KEY=
 AZURE_SEARCH_NAME=
 AZURE_SEARCH_INDEX_NAME=
-AZURE_SEARCH_ENDPOINT_SUFFIX=
 
 # Azure AI Document Intelligence to extract content from your data
 AZURE_DOCUMENT_INTELLIGENCE_ENDPOINT=https://NAME.api.cognitive.microsoft.com/
@@ -64,8 +62,12 @@ AZURE_SPEECH_KEY=
 # Azure Storage account to store files
 AZURE_STORAGE_ACCOUNT_NAME=azurechat
 AZURE_STORAGE_ACCOUNT_KEY=123456
-AZURE_STORAGE_ENDPOINT_SUFFIX=
 
 # Azure Key Vault to store secrets
 AZURE_KEY_VAULT_NAME=
-AZURE_KEY_VAULT_ENDPOINT_SUFFIX=
+
+# optional - endpoint suffix overrides - typically used for Azure Government Clouds, China Clouds, etc. Only use if required.
+# AZURE_OPENAI_API_ENDPOINT_SUFFIX=
+# AZURE_SEARCH_ENDPOINT_SUFFIX=
+# AZURE_STORAGE_ENDPOINT_SUFFIX=
+# AZURE_KEY_VAULT_ENDPOINT_SUFFIX=