Update signed manifest to 7.28.4

manifest.json

@@ -1,11 +1,11 @@
 {
-    "version": "7.26.0",
-    "released_at": "2026-08-14T13:59:44+00:00",
-    "package_url": "https://git-cloud.weboria.eu/Weboria/argus-wp-defence/releases/download/v7.26.0/argus-wordpress-defence-7.26.0.zip",
-    "sha256": "9c830d71013fd8716768eb0520640df5a5688dd7b4aa80dddceda13ac3a5b32c",
+    "version": "7.28.4",
+    "released_at": "2026-09-02T15:15:16+00:00",
+    "package_url": "https://git-cloud.weboria.eu/Weboria/argus-wp-defence/releases/download/v7.28.4/argus-wordpress-defence-7.28.4.zip",
+    "sha256": "cf52ee57ad4a7b8bacebf65311e4aafbcf7ec01b43ce195a88219acf3a05b316",
     "min_php": "7.4",
     "min_wp": "6.0",
     "critical": false,
-    "summary": "* Fixed a large empty gap that could appear below the dashboard content on shorter pages.\n* Added a Light Mode / Dark Mode toggle to the ARGUS dashboard (top-right of the header) --\n  your choice is remembered, and it follows your system setting until you choose one.",
-    "signature": "U4y0gLqc5Kkfs5UEssa6mcGR+pxK+fOnGsTG/6zjZbshDPmRSYzrQTAvCvMq96VXBbxg/min2e6RQtSPc7AKCg=="
+    "summary": "* Fixed a bug where a brute-force login attack that ARGUS had already blocked could keep showing\n  as an active finding and unnecessarily lower your Security Score, even though the attack was\n  already stopped. Blocked attacks are now correctly marked as automatically handled.",
+    "signature": "Se38Rj8baM5nPoudeBAwd890pxtMp4i4RRb16r4j5Hi0hfLrJM7EaOy0kcayrSIUKeNaQl1lkrhToHS6/vjkDA=="
 }