adding auth

src/Storage/Database.php

@@ -83,5 +83,12 @@ class Database
                 PRIMARY KEY (rule_id, window_start)
             )
         ");
+
+        $this->pdo->exec("
+            CREATE TABLE IF NOT EXISTS config (
+                key TEXT PRIMARY KEY,
+                value TEXT NOT NULL
+            )
+        ");
     }
 }

src/Storage/Repository.php

@@ -145,6 +145,28 @@ class Repository
         )->fetchAll();
     }
 
+    // --- Config ---
+
+    public function getAllowedUserTokens(): array
+    {
+        $stmt = $this->db->pdo()->prepare("SELECT value FROM config WHERE key = ?");
+        $stmt->execute(['allowed_user_tokens']);
+        $row = $stmt->fetch();
+        if (!$row || empty($row['value'])) {
+            return [];
+        }
+        return json_decode($row['value'], true) ?? [];
+    }
+
+    public function setAllowedUserTokens(array $tokens): void
+    {
+        $stmt = $this->db->pdo()->prepare(
+            "INSERT INTO config (key, value) VALUES (?, ?)
+             ON CONFLICT(key) DO UPDATE SET value = excluded.value"
+        );
+        $stmt->execute(['allowed_user_tokens', json_encode(array_values($tokens))]);
+    }
+
     // --- Rate Limiting ---
 
     public function checkRateLimit(int $ruleId, int $windowSeconds): bool