chore: Add README for MemorySessionManager (#100)

* chore: Add README for MemorySessionManager

* fix: fixed failing unit test from previous add_turns refactor

* fix: Add more to README.md

---------

Co-authored-by: Jonathan James <[email protected]>

Author: jona62

pyproject.toml

@@ -68,6 +68,7 @@ ignore_missing_imports = false
 [tool.ruff]
 line-length = 120
 include = ["examples/**/*.py", "src/**/*.py", "tests/**/*.py", "tests-integ/**/*.py"]
+exclude = ["**/*.md"]
 
 [tool.ruff.lint]
 select = [