Bugfix/vertex crash (#4181)

* Update text embedding model to version 005 and enhance embedding retrieval process

* re

* Fix formatting issues

* Add support for Bedrock reranking provider and AWS credentials handling

* fix: improve AWS key format validation and error messages

* Fix vertex embedding model crash

* feat: add environment template for local development setup

* Add display name for Claude 3.7 Sonnet model

* Add display names for Gemini 2.0 models and update Claude 3.7 Sonnet entry

* Fix ruff errors by ensuring lines are within 130 characters

* revert to currently default onyx browser settings

* add / fix boto requirements

---------

Co-authored-by: ferdinand loesch <f.loesch@sportradar.com>
Co-authored-by: Ferdinand Loesch <ferdinandloesch@me.com>
Co-authored-by: Richard Kuo (Danswer) <rkuo@onyx.app>

backend/model_server/utils.py

@@ -70,3 +70,32 @@ def get_gpu_type() -> str:
         return GPUStatus.MAC_MPS
 
     return GPUStatus.NONE
+
+
+def pass_aws_key(api_key: str) -> tuple[str, str, str]:
+    """Parse AWS API key string into components.
+
+    Args:
+        api_key: String in format 'aws_ACCESSKEY_SECRETKEY_REGION'
+
+    Returns:
+        Tuple of (access_key, secret_key, region)
+
+    Raises:
+        ValueError: If key format is invalid
+    """
+    if not api_key.startswith("aws"):
+        raise ValueError("API key must start with 'aws' prefix")
+
+    parts = api_key.split("_")
+    if len(parts) != 4:
+        raise ValueError(
+            f"API key must be in format 'aws_ACCESSKEY_SECRETKEY_REGION', got {len(parts) - 1} parts"
+            "this is an onyx specific format for formatting the aws secrets for bedrock"
+        )
+
+    try:
+        _, aws_access_key_id, aws_secret_access_key, aws_region = parts
+        return aws_access_key_id, aws_secret_access_key, aws_region
+    except Exception as e:
+        raise ValueError(f"Failed to parse AWS key components: {str(e)}")