* Add system prompt to LLM invocation * Added system parameter to LLMs * Added to Bedrock and VertexAI
- Change templates to interpolate environment variables in docker compose - Change templates to invoke secrets for environment variable credentials in K8s configuration - Update LLMs to pull in credentials from environment variables if not specified
* Starting to spawn base package * More package hacking * Bedrock and VertexAI * Parquet split * Updated templates * Utils
