feat(vscode): close HTML tags as they are typed in .wrn files

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>

editors/vscode/package.json

@@ -134,6 +134,11 @@
           "maximum": 240,
           "scope": "resource",
           "description": "Preferred WRNexus formatter line width before long tags are expanded."
+        },
+        "wrnexus.html.autoClosingTags": {
+          "type": "boolean",
+          "default": true,
+          "description": "Automatically close HTML tags inside .wrn view blocks."
         }
       }
     },
@@ -141,6 +146,9 @@
       "files.associations": {
         "*.wrn": "wrn"
       },
+      "emmet.includeLanguages": {
+        "wrn": "html"
+      },
       "[wrn]": {
         "editor.defaultFormatter": "wrnexus.wrnexus",
         "editor.formatOnSave": false,
@@ -283,6 +291,7 @@
     "@vscode/vsce": "^3.9.2"
   },
   "dependencies": {
-    "vscode-languageclient": "^10.1.0"
+    "vscode-languageclient": "^10.1.0",
+    "vscode-html-languageservice": "^5.6.2"
   }
 }