feat: add .gitignore with common patterns for Python projects, virtual environments, logs, and editor configurations.

modules/onboarding.py

@@ -340,4 +340,11 @@ def main():
     application.run_polling()
 
 if __name__ == "__main__":
-    main()
+    main()
+    # ... todo el código del contrato ...
+# Al final:
+onboarding_handler = ConversationHandler(
+    entry_points=[CommandHandler("welcome", start)], # Cambiado a /welcome
+    states=states, # Tu diccionario de estados
+    fallbacks=[CommandHandler("cancelar", cancelar)]
+)