updated to 9.5 & php 8.1

.gitignore

@@ -1,17 +1,54 @@
-vendor
-vendor/*
-vendor/.*
+# Ignore directories generated by Composer
+/drush/contrib/
+/vendor/
+/web/core/
+/web/modules/contrib/
+/web/themes/contrib/
+/web/profiles/contrib/
+/web/libraries/
+# Ignore sensitive information
+/web/sites/*/settings.php
+/web/sites/*/settings.local.php
+/web/sites/*/services*.yml
+/web/sites/*/salt.txt
+/web/sites/development.services.yml
+web/sites/example.settings.local.php
+web/sites/example.sites.php
 
-web/modules/contrib/*
-web/themes/contrib/*
-web/sites/default/files/*
-web/sites/default/files/.*
-web/sites/default/settings.php
-web/sites/*/files
-web/sites/development.services.yml
-web/sites/development.services.yml
-web/sites/default/online_settings.php
-web/.htaccess
+/web/sites/default/development.services.yml
+
+# Ignore Drupal's file directory
+/web/sites/*/files/
+
+# Ignore SimpleTest multi-site environment.
+/web/sites/simpletest
+
+# Ignore files generated by PhpStorm
+/.idea/
+
+# Ignore .env files as they are personal
+/.env
+
+# npm
+node_modules/
+
+*.patch
+.csslintrc
+.eslintrc.json
+.ht.router.php
+.htaccess
+INSTALL.txt
+README.txt
+autoload.php
+example.gitignore
+index.php
+#/robots.txt
+update.php
+web.config
+web/README.md
+web/robots.txt
+web/.vscode/*
+.vscode/*
 
 web/themes/custom/popsu_colloque/node_modules/*
 web/themes/custom/popsu_colloque/node_modules/.*