Reduced number of env vars

prooph/pdo-event-store/1.7/config/packages/prooph_pdo_event_store.yaml

@@ -14,7 +14,7 @@ services:
     app.event_store.pdo_connection.mysql:
         class: \PDO
         arguments:
-            - 'mysql:host=%env(MYSQL_HOST)%;dbname=%env(MYSQL_DBNAME)%'
+            - '%env(MYSQL_DSN)%'
             - '%env(MYSQL_USER)%'
             - '%env(MYSQL_PASSWORD)%'
 

prooph/pdo-event-store/1.7/manifest.json

@@ -6,8 +6,7 @@
         "scripts/": "%CONFIG_DIR%/scripts/"
     },
     "env": {
-        "MYSQL_HOST": "127.0.0.1",
-        "MYSQL_DBNAME": "event_streams",
+        "MYSQL_DSN": "mysql:host=127.0.0.1;dbname=event_streams",
         "MYSQL_USER": "user",
         "MYSQL_PASSWORD": "password"
     }