Add 31.0: Intro

.platform.app.yaml

@@ -14,6 +14,7 @@ runtime:
         - iconv
         - mbstring
         - pdo_pgsql
+        - redis
         - sodium
         - xsl
 
@@ -39,6 +40,7 @@ mounts:
 
 relationships:
     database: "database:postgresql"
+    redis: "rediscache:redis"
 
 hooks:
     build: |

.platform/services.yaml

@@ -15,3 +15,6 @@ varnish:
 files:
     type: network-storage:1.0
     disk: 256
+
+rediscache:
+    type: redis:5.0

config/packages/framework.yaml

@@ -7,7 +7,7 @@ framework:
     # 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: '%env(DATABASE_URL)%'
+        handler_id: '%env(REDIS_URL)%'
         cookie_secure: auto
         cookie_samesite: lax
         storage_factory_id: session.storage.factory.native

docker-compose.yml

@@ -15,6 +15,10 @@ services:
       # - ./docker/db/data:/var/lib/postgresql/data:rw
 ###< doctrine/doctrine-bundle ###
 
+  redis:
+    image: redis:5-alpine
+    ports: [6379]
+
 volumes:
 ###> doctrine/doctrine-bundle ###
   db-data: