feat: kirby 3.6 compatible

composer.json

@@ -1,37 +1,39 @@
 {
-  "name": "mauricerenck/podcaster",
-  "version": "2.0.7",
-  "description": "A Kirby Podcast Plugin",
-  "type": "kirby-plugin",
-  "license": "MIT",
-  "authors": [
-    {
-      "name": "Maurice Renck",
-      "email": "[email protected]"
-    }
-  ],
-  "autoload": {
-    "psr-4": {
-      "mauricerenck\\Podcaster\\": "utils"
+    "name": "mauricerenck/podcaster",
+    "version": "2.1.0",
+    "description": "A Kirby Podcast Plugin",
+    "type": "kirby-plugin",
+    "license": "MIT",
+    "authors": [
+        {
+            "name": "Maurice Renck",
+            "email": "[email protected]"
+        }
+    ],
+    "autoload": {
+        "psr-4": {
+            "mauricerenck\\Podcaster\\": "utils"
+        },
+        "classmap": [
+            "utils"
+        ]
     },
-    "classmap": [
-      "utils"
-    ]
-  },
-  "require": {
-    "getkirby/composer-installer": "^1.1",
-    "james-heinrich/getid3": "^1.9",
-    "matomo/matomo-php-tracker": "^2.0"
-  },
-  "require-dev": {
-    "getkirby/cms": "^3.5",
-    "phpunit/phpunit": "^9.4"
-  },
-  "config": {
-    "optimize-autoloader": true
-  },
-  "scripts": {
-    "build-test-package": "git archive HEAD -o podcaster.zip --worktree-attributes",
-    "build-composer": "composer install --no-dev --optimize-autoloader"
-  }
+    "require": {
+        "getkirby/composer-installer": "^1.1",
+        "james-heinrich/getid3": "^1.9",
+        "matomo/matomo-php-tracker": "^2.0",
+        "php": ">=7.3.0 <8.1.0"
+    },
+    "require-dev": {
+        "getkirby/cms": "^3.5",
+        "phpunit/phpunit": "^9.4"
+    },
+    "config": {
+        "optimize-autoloader": true
+    },
+    "scripts": {
+        "build-test-package": "git archive HEAD -o podcaster.zip --worktree-attributes",
+        "build-composer": "composer install --no-dev --optimize-autoloader"
+    },
+    "minimum-stability": "stable"
 }