feat: implement spring logbook microservice

[tahahundekari]

Summary

This PR implements the spring-logbook microservice.

This service implements the persistent storage of logs ingested in the spring-ingestion. This also adds 2 new endpoints:

1. Fetches all logs
2. Fetches all logs by ids

A class diagram was added as well.

Component

• Client: client/
• API contract: api/
• Spring ingestion: services/spring-ingestion/
• Spring logbook: services/spring-logbook/
• Spring alerts: services/spring-alerts/
• GenAI: services/py-intelligence/
• Infrastructure: infra/
• CI/CD: .github/workflows/
• Documentation

API Impact

• This changes the API.
• api/openapi.yaml was updated.
• This does not change the API.

Testing

• I tested this locally.
• I added or updated tests.
• Tests are not applicable for this change.

Checklist

• Branch name follows (feat|fix)/(issue_id)/(name_of_issue).
• The change is limited to the intended component(s).
• Documentation was updated if needed.

Related Issue

Closes #41

[sachmii]

Looks good, thank you