add tsarch dependency

Author: lstreckeisen

.yarn/install-state.gz

@@ -40,6 +40,7 @@
         "eslint": "~9.26.0",
         "jiti": "^2.4.2",
         "langium-cli": "~3.5.0",
+        "tsarch": "^5.4.1",
         "typescript": "~5.8.3",
         "typescript-eslint": "^8.32.1",
         "vitest": "^3.1.3"

package.json

@@ -6,6 +6,7 @@ import { defineConfig } from 'vitest/config'
 
 export default defineConfig({
   test: {
+    globals: true,
     coverage: {
       provider: 'v8',
       reporter: ['lcov'],