fix(vscode): repair WRN language diagnostics and activation

editors/vscode/package.json

@@ -2,7 +2,7 @@
   "name": "wrnexus",
   "displayName": "WRNexus Language Support",
   "description": "Complete language support for WRNexus .wrn files, including highlighting, formatting, diagnostics, snippets, lifecycle hooks, state watchers, component functions, completions, and definition navigation.",
-  "version": "0.2.10",
+  "version": "0.2.11",
   "publisher": "wrnexus",
   "private": true,
   "license": "SEE LICENSE IN LICENSE",
@@ -52,7 +52,9 @@
   ],
   "main": "./src/extension.js",
   "activationEvents": [
-    "onLanguage:wrn"
+    "onLanguage:wrn",
+    "workspaceContains:**/*.wrn",
+    "onStartupFinished"
   ],
   "contributes": {
     "languages": [
@@ -66,6 +68,7 @@
         "extensions": [
           ".wrn"
         ],
+        "firstLine": "^\\s*(?:page|component|layout)\\s+[A-Za-z_$][A-Za-z0-9_$]*\\s*\\{",
         "configuration": "./language-configuration.json",
         "icon": {
           "light": "./icons/wrn.png",
@@ -125,6 +128,9 @@
       }
     },
     "configurationDefaults": {
+      "files.associations": {
+        "*.wrn": "wrn"
+      },
       "[wrn]": {
         "editor.defaultFormatter": "wrnexus.wrnexus",
         "editor.formatOnSave": false,
@@ -253,8 +259,9 @@
   "scripts": {
     "build:compiler": "bun build ../../packages/compiler/src/index.ts --target=node --format=cjs --outfile=src/compiler.cjs",
     "build": "bun run build:compiler",
+    "test": "node --test test/*.test.js",
     "validate": "node test/validate.mjs",
-    "check": "bun run build && bun run validate",
+    "check": "bun run build && bun run test && bun run validate",
     "vscode:prepublish": "bun run check",
     "package": "vsce package --no-dependencies",
     "publish": "vsce publish --no-dependencies",