Update version constraints

Signed-off-by: Matt Friedman <maf675@gmail.com>

Author: iMattPro

composer.json

@@ -3,7 +3,7 @@
 	"type": "phpbb-extension",
 	"description": "An extension which allows you to add static pages to your phpBB forum",
 	"homepage": "https://www.phpbb.com/customise/db/extension/pages/",
-	"version": "3.0.0",
+	"version": "3.0.1-dev",
 	"keywords": ["phpbb", "extension", "static", "pages"],
 	"license": "GPL-2.0-only",
 	"authors": [
@@ -58,7 +58,7 @@
 	"extra": {
 		"display-name": "Pages",
 		"soft-require": {
-			"phpbb/phpbb": ">=3.3.2"
+			"phpbb/phpbb": ">=3.3.2,<4.0.0@dev"
 		},
 		"version-check": {
 			"host": "www.phpbb.com",

ext.php

@@ -26,12 +26,14 @@ class ext extends \phpbb\extension\base
 	 * the minimum version required by this extension:
 	 *
 	 * Requires phpBB 3.3.2 due to using role_exists check in permission migration.
+	 * Not compatible with phpBB 4.0.0-dev due to using updated classes.
 	 *
 	 * @return bool
 	 * @access public
 	 */
 	public function is_enableable()
 	{
-		return phpbb_version_compare(PHPBB_VERSION, '3.3.2', '>=');
+		return phpbb_version_compare(PHPBB_VERSION, '3.3.2', '>=')
+			&& phpbb_version_compare(PHPBB_VERSION, '4.0.0-dev', '<');
 	}
 }