upgraded to symfony 4 #74 (#81)

config/packages/doctrine.yaml

@@ -0,0 +1,27 @@
+parameters:
+    # Adds a fallback DATABASE_URL if the env var is not set.
+    # This allows you to run cache:warmup even if your
+    # environment variables are not available yet.
+    # You should not need to change this value.
+    env(DATABASE_URL): ''
+
+doctrine:
+    dbal:
+        # configure these for your database server
+        driver: 'pdo_mysql'
+        server_version: '5.7'
+        charset: utf8mb4
+
+        # With Symfony 3.3, remove the `resolve:` prefix
+        url: '%env(resolve:DATABASE_URL)%'
+    orm:
+        auto_generate_proxy_classes: '%kernel.debug%'
+        naming_strategy: doctrine.orm.naming_strategy.underscore
+        auto_mapping: true
+        mappings:
+            App:
+                is_bundle: false
+                type: annotation
+                dir: '%kernel.project_dir%/src/Entity'
+                prefix: 'App\Entity'
+                alias: Kimai