Add an API that provides the processing unit and memory size

## User story

- Add an API that provides the processing unit and memory size.

## Context

The issue highlights the need for an API that can provide essential information about the processing unit and memory size. This information is crucial when configuring fractional GPUs, but currently, there is no way to obtain it, leading to inconvenience.

## Acceptance criteria

- An API is implemented that returns the processing unit information.
- The API provides the memory size information.
- The API should be easily accessible for developers.

## Other information

N/A

JIRA Issue: BA-2961