Lint, rename chat compose stuff

src/app/components/RoomCreate.svelte

@@ -1,21 +1,15 @@
 <script lang="ts">
   import {goto} from "$app/navigation"
-  import {append, remove} from "@welshman/lib"
   import {displayRelayUrl} from "@welshman/util"
-  import {deriveRelay} from "@welshman/app"
   import Field from "@lib/components/Field.svelte"
   import Spinner from "@lib/components/Spinner.svelte"
   import Button from "@lib/components/Button.svelte"
   import Icon from "@lib/components/Icon.svelte"
-  import {pushModal} from "@app/modal"
-  import {pushToast} from "@app/toast"
   import {addRoomMembership} from "@app/commands"
-  import {makeSpacePath} from '@app/routes'
+  import {makeSpacePath} from "@app/routes"
 
   export let url
 
-  const relay = deriveRelay(url)
-
   const back = () => history.back()
 
   const tryCreate = async () => {
@@ -39,9 +33,7 @@
 </script>
 
 <form class="column gap-4" on:submit|preventDefault={create}>
-  <h1 class="heading">
-    Create a Room
-  </h1>
+  <h1 class="heading">Create a Room</h1>
   <p class="text-center">
     On <span class="text-primary">{displayRelayUrl(url)}</span>
   </p>