calibre-normal: Add deprecation notice

Author: SorYoshino

bucket/calibre-normal.json

@@ -1,9 +1,18 @@
 {
+    "##": "Deprecate this manifest after 2026-12-01",
     "version": "8.16.2",
-    "description": "Powerful and easy to use e-book manager",
+    "description": "Powerful and easy to use e-book manager.",
     "homepage": "https://calibre-ebook.com",
-    "license": "GPL-3.0-only",
-    "notes": "Calibre drops support for 32-bit CPUs after v6.0.0, if you are running a 32-bit system, please install calibre-normal5 from Versions bucket.",
+    "license": {
+        "identifier": "GPL-3.0-or-later",
+        "url": "https://github.com/kovidgoyal/calibre/blob/HEAD/LICENSE"
+    },
+    "notes": [
+        "`calibre` has been switched to the MSI installer, providing portable-like functionality through the use of environment variables.",
+        "User data will be migrated automatically during the installation process of `calibre`, so there is no need to worry about data loss.",
+        "`calibre` also resolves issues related to unregistered URL protocol handlers and residual file associations after uninstallation.",
+        "This manifest will be deprecated on 2026-12-01. Please install `extras/calibre` instead."
+    ],
     "architecture": {
         "64bit": {
             "url": "https://download.calibre-ebook.com/8.16.2/calibre-64bit-8.16.2.msi",