chore: configuración de infraestructura y dependencias

- docker-compose.staging.yml: env vars a env_file, limpia defaults duplicados
- docker-compose.prod.yml: descomenta y activa servicio nginx
- staging.py: DEBUG=True, POSTGRES_* env vars, logging DEBUG
- pyproject.toml + poetry.lock: agrega pillow y whitenoise

docker-compose.staging.yml

@@ -2,16 +2,12 @@ services:
   postgres:
     image: postgres:15-alpine
     container_name: tienda_ilusion_postgres_staging
-    environment:
-      - POSTGRES_USER=${DB_USER:-tienda_ilusion_user}
-      - POSTGRES_DB=${DB_NAME:-tienda_ilusion_staging}
-      - POSTGRES_PASSWORD=${DB_PASSWORD:-staging_local_password}
     env_file:
       - .env.staging
     volumes:
       - postgres_staging_data:/var/lib/postgresql/data
     ports:
-      - "5433:5432" # Puerto diferente para no conflictuar con prod
+      - "5433:5432"
     networks:
       - tienda_staging_network
     restart: unless-stopped
@@ -35,9 +31,6 @@ services:
     environment:
       - DJANGO_ENV=staging
       - DB_HOST=postgres
-      - DB_USER=${DB_USER:-tienda_ilusion_user}
-      - DB_NAME=${DB_NAME:-tienda_ilusion_staging}
-      - DB_PASSWORD=${DB_PASSWORD:-staging_local_password}
     volumes:
       - ./tienda_ilusion:/app/
       - static_staging_volume:/app/staticfiles

tienda_ilusion/config/settings/staging.py

@@ -12,7 +12,7 @@ import os
 from .base import *
 
 # SECURITY WARNING: DEBUG is False to simulate production behavior
-DEBUG = False
+DEBUG = True
 
 # SECRET_KEY for staging (use a fixed key for local staging, not for real production)
 SECRET_KEY = os.environ.get(
@@ -21,9 +21,9 @@ SECRET_KEY = os.environ.get(
 )
 
 # Allow localhost for staging
-ALLOWED_HOSTS = os.environ.get("ALLOWED_HOSTS", "localhost,127.0.0.1,0.0.0.0").split(
-    ","
-)
+ALLOWED_HOSTS = os.environ.get(
+    "ALLOWED_HOSTS", "localhost,127.0.0.1,0.0.0.0"
+).split(",")
 
 # CORS settings for staging - permissive for localhost testing
 CORS_ALLOWED_ORIGINS = os.environ.get(
@@ -52,9 +52,11 @@ CORS_EXPOSE_HEADERS = ["Content-Type", "X-CSRFToken"]
 DATABASES = {
     "default": {
         "ENGINE": "django.db.backends.postgresql",
-        "NAME": os.environ.get("DB_NAME", "tienda_ilusion_staging"),
-        "USER": os.environ.get("DB_USER", "tienda_ilusion_user"),
-        "PASSWORD": os.environ.get("DB_PASSWORD", "staging_local_password"),
+        "NAME": os.environ.get("POSTGRES_DB", "tienda_ilusion_staging"),
+        "USER": os.environ.get("POSTGRES_USER", "tienda_ilusion_user"),
+        "PASSWORD": os.environ.get(
+            "POSTGRES_PASSWORD", "staging_local_password"
+        ),
         "HOST": os.environ.get("DB_HOST", "localhost"),
         "PORT": os.environ.get("DB_PORT", "5432"),
         "CONN_MAX_AGE": 600,  # Persistent connections
@@ -117,7 +119,9 @@ WHITENOISE_AUTOREFRESH = (
 )
 WHITENOISE_USE_FINDERS = False  # Use collected static files only
 WHITENOISE_MANIFEST_STRICT = False  # More permissive in staging
-WHITENOISE_MAX_AGE = 600  # 10 minutes cache for staging (allows easier testing)
+WHITENOISE_MAX_AGE = (
+    600  # 10 minutes cache for staging (allows easier testing)
+)
 
 # Staging logging - similar to production but more verbose
 LOGGING = {
@@ -148,7 +152,7 @@ LOGGING = {
     },
     "root": {
         "handlers": ["console", "file"],
-        "level": "INFO",
+        "level": "DEBUG",
     },
     "loggers": {
         "django": {
@@ -163,7 +167,7 @@ LOGGING = {
         },
         "django.db.backends": {
             "handlers": ["console"],
-            "level": "INFO",  # Show SQL queries in staging for debugging
+            "level": "DEBUG",  # Show SQL queries in staging for debugging
             "propagate": False,
         },
     },
@@ -177,7 +181,10 @@ pathlib.Path(logs_dir).mkdir(parents=True, exist_ok=True)
 
 # Admin email notifications
 ADMINS = [
-    ("Staging Admin", os.environ.get("ADMIN_EMAIL", "admin@tiendailusion.local")),
+    (
+        "Staging Admin",
+        os.environ.get("ADMIN_EMAIL", "admin@tiendailusion.local"),
+    ),
 ]
 MANAGERS = ADMINS