fix: add logger implementation

Apparently there were still usages of the $log object we’ve removed in
52227b1d. We fix that by simply using
window.console.

src/main.js

@@ -34,7 +34,12 @@ app.use(router)
 app.use(BootstrapVue)
 app.use(TranslationPlugin)
 app.use(VueToast, { position: 'bottom-left' })
-store.$log = app.$log
+store.$log = window.console
+app.use({
+  install(Vue) {
+    Vue.prototype.$log = window.console
+  },
+})
 app.mount('#app')
 
 const authStore = useAuthStore()