Resolve "Investigate vulnerability: Memory limits should be defined for each container. This prevents potential resource exhaustion by ensuring that containers consume not more than the designated amount of memory"

What does this MR do and why?

fix(deploy.compose): Add default deploy.resources for database service (#150 (closed))

MR acceptance checklist

• My code follows the style guidelines of this project
• I ran pylint and other linters for modified files
• I have performed a self-review of my own code and tested it
• I have commented my code, particularly in hard-to-understand areas
• My changes generate no new warnings
• My code needed automated testing. I have added them (this is optional task)
• I have added user readable comment in the CHANGELOG

Closes #150 (closed)