adding editing

src/Storage/Repository.php

@@ -82,6 +82,15 @@ class Repository
         $this->db->pdo()->prepare("DELETE FROM rules WHERE id = ?")->execute([$id]);
     }
 
+    public function updateRule(int $id, string $name, string $pattern, string $severity, ?int $rateLimitSeconds = null, bool $active = true): Rule
+    {
+        $stmt = $this->db->pdo()->prepare(
+            "UPDATE rules SET name = ?, pattern = ?, severity = ?, rate_limit_seconds = ?, active = ? WHERE id = ?"
+        );
+        $stmt->execute([$name, $pattern, $severity, $rateLimitSeconds, (int) $active, $id]);
+        return $this->getRule($id);
+    }
+
     // --- Alerts ---
 
     public function createAlert(int $ruleId, string $ruleName, string $severity, string $message, string $rawLine, ?int $sourceId = null, ?string $sourceName = null): Alert