feat: add version 1.2.0.0 with advanced settings for seasonal effects customization

manifest.json

@@ -8,6 +8,14 @@
     "category": "General",
     "imageUrl": "https://git.mahom03-spacecloud.de/CodeDevMLH/Jellyfin-Seasonals-Plugin/raw/branch/main/logo.png",
     "versions": [
+      {
+        "version": "1.2.0.0",
+        "changelog": "Advanced settings added: Users can now customize the intensity and speed of seasonal effects through the settings panel.",
+        "targetAbi": "10.11.0.0",
+        "sourceUrl": "https://git.mahom03-spacecloud.de/CodeDevMLH/Jellyfin-Seasonals-Plugin/releases/download/v1.2.0.0/Jellyfin.Plugin.Seasonals.zip",
+        "checksum": "5e18022c914c06072035dc0b4429e0fe",
+        "timestamp": "2025-12-17T20:59:37Z"
+      },
       {
         "version": "1.1.0.0",
         "changelog": "Bug fixing: Fix path, fix injection issue, added File Transformator as fallback if direct injection is blocked due to permissions.",