Versión 3 Backend - Endpoints finales corregidos

backend/app/db/session.py

@@ -2,6 +2,9 @@ from sqlalchemy import create_engine
 from sqlalchemy.orm import sessionmaker, declarative_base
 import os
 
+# -----------------------------
+# DATABASE URL
+# -----------------------------
 DATABASE_URL = os.getenv("DATABASE_URL")
 
 engine = create_engine(
@@ -18,9 +21,24 @@ SessionLocal = sessionmaker(
 
 Base = declarative_base()
 
+
+# -----------------------------
+# DB SESSION DEPENDENCY
+# -----------------------------
 def get_db():
     db = SessionLocal()
     try:
         yield db
     finally:
         db.close()
+
+
+# -----------------------------
+# INIT DB (CREA TABLAS)
+# -----------------------------
+def init_db():
+    # Importa modelos para que SQLAlchemy los registre
+    import app.db.models  # noqa
+
+    # Crea todas las tablas si no existen
+    Base.metadata.create_all(bind=engine)