title: How to set multiple headers at once in Spring WebClient?
body: <p>I was trying to set headers to my rest client but every time I have to write </p>
  
  <pre><code>webclient.get().uri("blah-blah")
           .header("key1", "value1")
           .header("key2", "value2")...
  </code></pre>
  
  <p>How can I set all headers at the same time using headers() method?</p>