Clear Symfony + Redis cache before migrations in deploy

Prevents stale Doctrine L2 cache and app cache from causing issues
after schema changes. Clears both filesystem cache and Redis pool.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

ansible/deploy.yml

@@ -128,12 +128,22 @@
       args:
         chdir: /var/www/e-ticket
 
+    - name: Clear Symfony cache before migration
+      command: docker compose -f docker-compose-prod.yml exec -T php php bin/console cache:clear --env=prod
+      args:
+        chdir: /var/www/e-ticket
+
+    - name: Clear Redis cache pool (Doctrine L2 + app cache)
+      command: docker compose -f docker-compose-prod.yml exec -T php php bin/console cache:pool:clear cache.app --env=prod
+      args:
+        chdir: /var/www/e-ticket
+
     - name: Run migrations
       command: make migrate_prod
       args:
         chdir: /var/www/e-ticket
 
-    - name: Clear cache
+    - name: Clear cache after migration
       command: make clear_prod
       args:
         chdir: /var/www/e-ticket