Use symlink to 4.2

symfony/framework-bundle/5.1/config/packages/framework.yaml

@@ -1,16 +0,0 @@
-framework:
-    secret: '%env(APP_SECRET)%'
-    #csrf_protection: true
-    #http_method_override: true
-
-    # Enables session support. Note that the session will ONLY be started if you read or write from it.
-    # Remove or comment this section to explicitly disable session support.
-    session:
-        handler_id: null
-        cookie_secure: auto
-        cookie_samesite: lax
-
-    #esi: true
-    #fragments: true
-    php_errors:
-        log: true

symfony/framework-bundle/5.1/config/packages/framework.yaml

@@ -0,0 +1 @@
+../../../4.2/config/packages/framework.yaml