feat : ajout config vitest/make/pre-commit/commit-msg + un exemple de test vitest

vitest.config.ts

@@ -0,0 +1,10 @@
+import { defineConfig } from 'vitest/config'
+import vue from '@vitejs/plugin-vue'
+
+export default defineConfig({
+  plugins: [vue()],
+  test: {
+    environment: 'jsdom',
+    include: ['app/**/*.test.ts'],
+  },
+})