feat(zerogpu): free tier por defeito + anti-recursao graceful + circuit breaker PG

fix(contexto): dedup de contexto, isolamento por conversa e placeholder de busca

fix(contexto): histórico cruza workers — grava conversation_id, fallback PG/usuario, repõe depth JEV, criatividade proactiva

fix(memory): STM race idx_sm_user + pg_dump version mismatch suppress

fix: Cerebras context_history, kota ban, gender detection, gíria rules

fix: gírias angolanas no Postgres + diversity no prompt

fix: safe JSON deserialization for psycopg2 JSONB + str/int comparison guards

fix: critical Python backend bugs + Flask compat removal

fix: pool decrementa _created ao retornar; info_softedge safe JSON

feat: session memory como agents - turnos reais, pool fix, lifecycle completo

fix: protege __init__ contra métodos ausentes no deploy

fix: use module-level _pool_return() to avoid method resolution issues

fix: adiciona return_connection na DatabasePG para delegate ao pool

fix: connection pool leak - return connections instead of closing them

fix(memory): conversation_id em saves, fallback por numero, pool de conexoes PG

fix: adiciona import threading faltante no database_pg.py

feat: otimizacoes de contexto, prompts no DB e connection pooling

fix: _execute_simple creates own connection without RealDictCursor to bypass psycopg2 bug

fix: _execute_simple uses normal cursor to bypass psycopg2 RealDictCursor bug

fix: brand_identity uses image_data from HF + full traceback for SQL error diagnosis

fix: brand_identity returns media_response format for agent loop + SQL error shows query params

fix: recuperar_resposta_por_id adds modelo_usado and created_at to PG SELECT (matches SQLite schema)

feat: remove ALL dedup/anti-loop logic from Python

fix: create akira_timers table in _init_db - was missing causing 500 errors

fix: DORA training pipeline was broken - 3 critical bugs

FIX: Listen Engine filtering, training pipeline, advisory lock, PersonaTracker

fix: database_pg _init_db indentation + autocommit; treinamento_worker usa get_database()

Fix PG transaction abort: isolate each DDL with explicit rollback

fix: 8 bugs encontrados na auditoria final — DB, embeddings, NameError, SQL injection

fix: inject mensagem_citada into ThinkingEngine historico_recente para contexto de reply

ThinkingEngine: incluir SUGESTAO_RESPOSTA + coaching imperativo (para de ignorar contexto)

fix: lock timeout 30s + training worker + PostgreSQL setup