NOISSUE - Run manager using systemd

[SammyOina]

What type of PR is this?

This is a feature to simplify running manager using systemd

What does this do?

• New Features

  • Introduced a new service management system for the Cocos application, enabling easy installation, running, and stopping of the Cocos Manager service.
  • Added configuration capabilities for managing operational parameters through the cocos-manager.env file.

• Bug Fixes

  • Enhanced the cleaning process to ensure a clean build environment by updating the clean functionality.

• Documentation

  • Added comments to clarify the purpose and configuration of the new service unit and environment settings.

Which issue(s) does this PR fix/relate to?

None

Have you included tests for your changes?

No

Did you document any new/modified feature?

No documentation will be added in another pr

Notes

make
sudo make install 
sudo make run
sudo systemctl status cocos-manager.service
journalctl -u cocos-manager.service

[dborovcanin]

@SammyOina Please resolve conflicts.