async fn process_block_chunk(
    chunk: &str,
    system_message: &APIMessage,
    app_config: &ApplicationConfiguration,
) -> Result<String>Expand description
Process a subset of blocks in a single LLM request
async fn process_block_chunk(
    chunk: &str,
    system_message: &APIMessage,
    app_config: &ApplicationConfiguration,
) -> Result<String>Process a subset of blocks in a single LLM request