only restart issue and logout issue debugging added

backend/Dockerfile

@@ -22,6 +22,10 @@ RUN pip install --upgrade pip \
 # Copy full project
 COPY . /app/
 
+# Copy startup script
+COPY container_startup.sh /app/
+RUN chmod +x /app/container_startup.sh
+
 # Collect static files for WhiteNoise (skip during build if DB not available)
 # Will be run during container startup if needed
 RUN python manage.py collectstatic --noinput || echo "Skipping collectstatic during build"
@@ -32,5 +36,7 @@ ENV DJANGO_SETTINGS_MODULE=igny8_core.settings
 # Expose port for Gunicorn (matches Portainer docker-compose config)
 EXPOSE 8010
 
+# Use startup script as entrypoint to log container lifecycle
 # Start using Gunicorn (matches Portainer docker-compose config)
+ENTRYPOINT ["/app/container_startup.sh"]
 CMD ["gunicorn", "igny8_core.wsgi:application", "--bind", "0.0.0.0:8010"]

backend/container_startup.sh

@@ -0,0 +1,47 @@
+#!/bin/bash
+# Container Startup Logger
+# Logs container lifecycle events for debugging restarts
+
+set -e
+
+echo "=========================================="
+echo "[CONTAINER-STARTUP] $(date '+%Y-%m-%d %H:%M:%S')"
+echo "Container: igny8_backend"
+echo "Hostname: $(hostname)"
+echo "PID: $$"
+echo "=========================================="
+
+# Log environment info
+echo "[INFO] Python version: $(python --version 2>&1)"
+echo "[INFO] Django settings: ${DJANGO_SETTINGS_MODULE:-igny8_core.settings}"
+echo "[INFO] Debug mode: ${DEBUG:-False}"
+echo "[INFO] Database host: ${DB_HOST:-not set}"
+
+# Check if this is a restart (look for previous process artifacts)
+if [ -f /tmp/container_pid ]; then
+    PREV_PID=$(cat /tmp/container_pid)
+    echo "[WARNING] Previous container PID found: $PREV_PID"
+    echo "[WARNING] This appears to be a RESTART event"
+    echo "[WARNING] Check Docker logs for SIGTERM/SIGKILL signals"
+else
+    echo "[INFO] First startup (no previous PID file found)"
+fi
+
+# Save current PID
+echo $$ > /tmp/container_pid
+
+# Run database migrations (will skip if up to date)
+echo "[INFO] Running database migrations..."
+python manage.py migrate --noinput || echo "[WARNING] Migration failed or skipped"
+
+# Collect static files (skip if already done)
+echo "[INFO] Collecting static files..."
+python manage.py collectstatic --noinput || echo "[WARNING] Collectstatic failed or skipped"
+
+echo "=========================================="
+echo "[CONTAINER-STARTUP] Initialization complete"
+echo "[CONTAINER-STARTUP] Starting Gunicorn..."
+echo "=========================================="
+
+# Execute the CMD passed to the script (Gunicorn command)
+exec "$@"

backend/igny8_core/auth/middleware.py

@@ -2,11 +2,14 @@
 Multi-Account Middleware
 Extracts account from JWT token and injects into request context
 """
+import logging
 from django.utils.deprecation import MiddlewareMixin
 from django.http import JsonResponse
 from django.contrib.auth import logout
 from rest_framework import status
 
+logger = logging.getLogger('auth.middleware')
+
 try:
     import jwt
     JWT_AVAILABLE = True
@@ -54,6 +57,11 @@ class AccountContextMiddleware(MiddlewareMixin):
                     stored_user_id = request.session.get('_user_id')
                     if stored_account_id and stored_account_id != request.account.id:
                         # Session contamination detected - force logout
+                        logger.warning(
+                            f"[AUTO-LOGOUT] Session contamination: account_id mismatch. "
+                            f"Session={stored_account_id}, Current={request.account.id}, "
+                            f"User={request.user.id}, Path={request.path}, IP={request.META.get('REMOTE_ADDR')}"
+                        )
                         logout(request)
                         return JsonResponse(
                             {'success': False, 'error': 'Session integrity violation detected. Please login again.'},
@@ -61,6 +69,12 @@ class AccountContextMiddleware(MiddlewareMixin):
                         )
                     if stored_user_id and stored_user_id != request.user.id:
                         # Session contamination detected - force logout
+                        logger.warning(
+                            f"[AUTO-LOGOUT] Session contamination: user_id mismatch. "
+                            f"Session={stored_user_id}, Current={request.user.id}, "
+                            f"Account={request.account.id if request.account else None}, "
+                            f"Path={request.path}, IP={request.META.get('REMOTE_ADDR')}"
+                        )
                         logout(request)
                         return JsonResponse(
                             {'success': False, 'error': 'Session integrity violation detected. Please login again.'},
@@ -173,9 +187,14 @@ class AccountContextMiddleware(MiddlewareMixin):
         """Logout session users (if any) and return a consistent JSON error."""
         try:
             if hasattr(request, 'user') and request.user and request.user.is_authenticated:
+                logger.warning(
+                    f"[AUTO-LOGOUT] Account/plan validation failed: {error}. "
+                    f"User={request.user.id}, Account={getattr(request, 'account', None)}, "
+                    f"Path={request.path}, IP={request.META.get('REMOTE_ADDR')}"
+                )
                 logout(request)
-        except Exception:
-            pass
+        except Exception as e:
+            logger.error(f"[AUTO-LOGOUT] Error during logout: {e}")
         
         return JsonResponse(
             {

backend/igny8_core/settings.py

@@ -604,6 +604,16 @@ LOGGING = {
             'level': 'INFO',
             'propagate': False,
         },
+        'auth.middleware': {
+            'handlers': ['console'],
+            'level': 'INFO',
+            'propagate': False,
+        },
+        'container.lifecycle': {
+            'handlers': ['console'],
+            'level': 'INFO',
+            'propagate': False,
+        },
     },
 }