STABLE: Final schema sync, optimized gitignore

.gitignore

@@ -1,15 +1,18 @@
 # Python cache
 __pycache__/
 *.pyc
+backend/__pycache__/
+backend/app/scripts/__pycache__/
 
 # Docker & Data (Master Book 2.0 izoláció)
 ollama_data/
-n8n/data/*.log
-n8n/data/*.json
+n8n/
 temp/
+infra/postgres/data/
 
 # Logs
 logs/*.log
+*.log
 
 # IDE & AI Config
 .continue/
@@ -18,4 +21,4 @@ vscode_config/
 
 # Backup files
 *.bak
-*.old
+full_db_dump.sql