feat: refactor tester agent to PoCo LangGraph architecture and add synthetic benchmark

Fix: change the agent

feat: update the agent structure

docs: create tester architecture definition

feat: smart patch, dep stubs, progress log, docker fix

feat: update the archtecture from the testet agent

fix: sandbox script and prompts

fix: use createllm

fix: revert the changes from the auditor agent and update the poc agent

feat: integrate the agents

feat: Validated Implementation with Centrifuge Case

feat: Implementar `scaffoldGenerator` and Implementar `oracleNode`

feat: Criar nodes stub e grafo linear

implement base agents