Added all new changes from main github repo.

.env.example

@@ -31,3 +31,19 @@ AUTHENTIK_CLIENT_SECRET=""
 # GitHub OAuth Credentials
 GITHUB_CLIENT_ID=""
 GITHUB_CLIENT_SECRET=""
+
+# ========================================================
+# MariaDB Galera Cluster Configuration (Production Database)
+# ========================================================
+# If configured, Pinpoint Golf connects directly to your MariaDB Galera cluster
+# for multi-master high-availability storage of users, rounds, and achievements.
+# If left empty, the server automatically uses local persistent storage.
+MARIADB_HOST=""
+MARIADB_PORT="3306"
+MARIADB_USER=""
+MARIADB_PASSWORD=""
+MARIADB_DATABASE="pinpoint_golf"
+MARIADB_SSL="false"
+# Optional connection pool size for Galera multi-master concurrency
+MARIADB_CONNECTION_LIMIT="10"
+