Bind enter key event to authenticate method

Remove unneeded log

src/components/UserAuthentication.vue

@@ -6,6 +6,7 @@
       type="text"
       placeholder="Secret token"
       v-model="secret"
+      @keyup.enter="authenticate(secret.trim())"
     />
     <button v-show="loggingIn" @click="authenticate(secret.trim())">
       Authenticate
@@ -30,7 +31,6 @@ export default {
           headers: { secret: secret },
         });
         const data = await response.json();
-        console.log(data);
         if (response.ok) {
           this.saveStateUser({
             id: data.id,