refactor(electron): fix vitest and add behavior test (#4655)

packages/frontend/electron/tsconfig.test.json

@@ -0,0 +1,21 @@
+{
+  "extends": "../../../tsconfig.json",
+  "compilerOptions": {
+    "composite": true,
+    "target": "ESNext",
+    "module": "ESNext",
+    "resolveJsonModule": true,
+    "moduleResolution": "Node",
+    "allowSyntheticDefaultImports": true,
+    "noEmit": false,
+    "outDir": "./lib/tests",
+    "types": ["node"],
+    "allowJs": true
+  },
+  "references": [
+    {
+      "path": "./tsconfig.json"
+    }
+  ],
+  "include": ["./test"]
+}