🏗️ Migrerer fra Next.js til Vite react

Co-authored-by: Øydis Kind Refsum <oydis.kind.refsum@nav.no>
Co-authored-by: Christian Bulow Skovborg <christian.bulow.skovborg@nav.no>
Co-authored-by: Amalie Mansåker <amalie.erdal.mansaker@nav.no>
Co-authored-by: Sindre Kjelsrud <sindre.kjelsrud@nav.no>

frontend/tsconfig.node.json

@@ -0,0 +1,10 @@
+{
+  "compilerOptions": {
+    "composite": true,
+    "skipLibCheck": true,
+    "module": "ESNext",
+    "moduleResolution": "bundler",
+    "allowSyntheticDefaultImports": true
+  },
+  "include": ["vite.config.ts"]
+}