add csp

app/javascript/elements/search_input.js

@@ -13,6 +13,16 @@ export default class extends HTMLElement {
         this.input.classList.remove('w-60')
       }
     })
+
+    this.button.addEventListener('click', (event) => {
+      event.preventDefault()
+
+      if (this.input.value || document.activeElement === this.input) {
+        return
+      }
+
+      this.input.focus()
+    })
   }
 
   get input () {
@@ -22,4 +32,8 @@ export default class extends HTMLElement {
   get title () {
     return document.querySelector(this.dataset.title)
   }
+
+  get button () {
+    return this.querySelector('button')
+  }
 }