Merge pull request #2 from rohithputha/agent_test

Update README.md

added examples and updated readme

Rename AgentGraph to AgentGit and add PyPI packaging

readme changes and some bug fixes

Merge pull request #1 from rohithputha/user_session_support

Remove unnecessary backup file

Fix checkpoint persistence to database

Fix event type name mismatches (Issue #3)

Fix critical memory leaks in callback and tracer (Issues #1 & #2)

Complete BranchTools and VersionTools with full session-aware functionality

Remove redundant thread_id field from ExecutionNode and Branch

WIP: Session support refactoring - schema, models, dag_store complete

bug fixes

added git backend and checkpoints, and peek functionality to dag_store