feat: create dev system

development-system/composer.json

@@ -0,0 +1,23 @@
+{
+  "name": "perspektivwerk/terminbuchung",
+  "description": "Lokale Contao-Entwicklungsumgebung für die Perspektivwerk-Terminbuchung",
+  "type": "project",
+  "require": {
+    "contao/managed-edition": "^5.3"
+  },
+  "scripts": {
+    "post-install-cmd": [
+      "Contao\\ManagerPlugin\\Bundle\\Config\\ScriptHandler::initializeApplication"
+    ],
+    "post-update-cmd": [
+      "Contao\\ManagerPlugin\\Bundle\\Config\\ScriptHandler::initializeApplication"
+    ]
+  },
+  "config": {
+    "allow-plugins": {
+      "contao/manager-plugin": true,
+      "contao-components/installer": true
+    },
+    "sort-packages": true
+  }
+}