spa

<template>
  <form @submit.prevent="form.post(route('posts.store'))">
    <div>
      <label>Title</label>
      <input v-model="form.title" type="text" />
      <div v-if="form.errors.title">{{ form.errors.title }}</div>

# Controller responding with Turbo Stream
class PostsController < ApplicationController
  def create
    @post = Post.new(post_params)

    if @post.save