diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000..ff4c28e
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1,7 @@
+# Exclude Git and CI configuration files from archives.
+.git* export-ignore
+.github/ export-ignore
+
+# Exclude test-related files from archives.
+tests/ export-ignore
+phpstan* export-ignore
diff --git a/.github/workflows/php.yml b/.github/workflows/php.yml
index 22bfa1e..137caa3 100644
--- a/.github/workflows/php.yml
+++ b/.github/workflows/php.yml
@@ -4,9 +4,9 @@ on:
   push:
     branches:
       - main
+      - support/*
   pull_request:
-    branches:
-      - main
+  workflow_dispatch:
 
 jobs:
   php:
diff --git a/.gitignore b/.gitignore
index 34d585a..681b17e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,9 +1,5 @@
-# Exclude all hidden files
-.*
-
-# Except those related to Git (and GitHub)
-!.git*
-
-# Exclude files from composer install
-vendor/
+# Ignore Composer installation artifacts; composer.lock is intentionally
+# excluded as this is a library - applications depending on this package
+# manage their own lock file.
+/vendor/
 composer.lock
diff --git a/composer.json b/composer.json
index 3a6e7d9..3923080 100644
--- a/composer.json
+++ b/composer.json
@@ -1,10 +1,13 @@
 {
   "name": "ipl/sql",
-  "type": "library",
   "description": "Icinga PHP Library - SQL abstraction layer",
-  "keywords": ["sql", "database"],
-  "homepage": "https://github.com/Icinga/ipl-sql",
   "license": "MIT",
+  "type": "library",
+  "keywords": [
+    "sql",
+    "database"
+  ],
+  "homepage": "https://github.com/Icinga/ipl-sql",
   "require": {
     "php": ">=8.2",
     "ext-pdo": "*",
@@ -14,18 +17,21 @@
     "ipl/stdlib": "dev-main"
   },
   "autoload": {
-    "files": [
-      "src/pdo-driver-consts-forward-compat.php"
-    ],
     "psr-4": {
       "ipl\\Sql\\": "src"
-    }
+    },
+    "files": [
+      "src/pdo-driver-consts-forward-compat.php"
+    ]
   },
   "autoload-dev": {
     "psr-4": {
       "ipl\\Tests\\Sql\\": "tests"
     }
   },
+  "config": {
+    "sort-packages": true
+  },
   "scripts": {
     "test": "vendor/bin/phpunit"
   }