feat: REST POST /agents/:agentId/memory/add

[odilitime]

Risks

Low

Background

What does this PR do?

• Adds a new route to add new memories to a running agent
• improved speed of loading knowledge from a character file (though now risks using too much resources, batching version to come later)

What kind of change is this?

Improvements (misc. changes to existing features)

Why are we doing this? Any context or related work?

opens integration possibilities, path for command line utility to dump files into memory

Documentation changes needed?

My changes require a change to the project documentation.

[wtfsayo]

@odilitime still gonna work on this?