feat: 兼容 laravel 7.x

Author: jiannei

.github/dependabot.yml

@@ -0,0 +1,6 @@
+version: 2
+updates:
+  - package-ecosystem: "composer"
+    directory: "/"
+    schedule:
+      interval: "daily"

composer.json

@@ -9,13 +9,13 @@
         }
     ],
     "require": {
-        "php": ">=7.2.5"
+        "php": "^7.2.5|^8.0"
     },
     "require-dev": {
-        "orchestra/testbench": "^4.0",
-        "phpunit/phpunit": "^8.0",
-        "orchestra/database": "^4.0",
-        "jiannei/laravel-enum": "~1.4",
+        "orchestra/testbench": "^5.0",
+        "phpunit/phpunit": "^8.5.8|^9.3.3",
+        "orchestra/database": "^5.0",
+        "jiannei/laravel-enum": "^2.0",
         "league/fractal": "^0.19.2"
     },
     "autoload": {