Foundry v13 migration

system.json

@@ -1,7 +1,7 @@
 {
   "id": "fvtt-mournblade",
   "description": "Mournblade RPG for FoundryVTT",
-  "version": "12.1.0",
+  "version": "13.0.0",
   "authors": [
     {
       "name": "Uberwald/LeRatierBretonnien",
@@ -31,7 +31,7 @@
   } ,
   "license": "LICENSE.txt",
   "manifest": "https://www.uberwald.me/gitea/public/fvtt-mournblade/raw/branch/v10/system.json",
-  "download": "https://www.uberwald.me/gitea/public/fvtt-mournblade/archive/fvtt-mournblade-12.1.0.zip",
+  "download": "https://www.uberwald.me/gitea/public/fvtt-mournblade/archive/fvtt-mournblade-13.0.0.zip",
   "packFolders": [
     {
       "name": "Mournblade",
@@ -272,7 +272,7 @@
   "url": "https://www.uberwald.me/gitea/public/fvtt-mournblade",
   "background": "systems/fvtt-mournblade/assets/ui/fond_mournblade.webp",
   "compatibility": {
-    "minimum": "11",
-    "verified": "12"
+    "minimum": "13",
+    "verified": "13"
   }
 }