Upgrade PHP min version to 8.1.0

composer.json

@@ -4,7 +4,7 @@
   "type": "project",
   "license": "AGPL-3.0-only",
   "require": {
-    "php": ">=7.4.0 <8.2.0",
+    "php": ">=8.1.0 <8.2.0",
     "ext-ctype": "*",
     "ext-dom": "*",
     "ext-gd": "*",
@@ -46,7 +46,7 @@
   },
   "config": {
     "platform": {
-      "php": "7.4.0"
+      "php": "8.1.0"
     },
     "vendor-dir": "lib",
     "preferred-install": {

setup/setuputils.class.inc.php

@@ -94,7 +94,7 @@ class CheckResult {
 class SetupUtils
 {
 	// -- Minimum versions (requirements : forbids installation if not met)
-	const PHP_MIN_VERSION             = '7.4.0';
+	const PHP_MIN_VERSION             = '8.1.0';
 	const MYSQL_MIN_VERSION           = '5.7.0'; // 5.6 is no longer supported
 	const MYSQL_NOT_VALIDATED_VERSION = ''; // MySQL 8 is now OK (N°2010 in 2.7.0) but has no query cache so mind the perf on large volumes !