Move create room permission check to menu space

src/app/components/MenuSpace.svelte

@@ -38,10 +38,12 @@
     deriveOtherRooms,
     hasNip29,
     alerts,
+    deriveUserCanCreateRoom,
   } from "@app/core/state"
   import {notifications} from "@app/util/notifications"
   import {pushModal} from "@app/util/modal"
   import {makeSpacePath} from "@app/util/routes"
+  import {get} from "svelte/store"
 
   const {url} = $props()
 
@@ -69,6 +71,8 @@
       {replaceState},
     )
 
+  const canCreateRoom = get<boolean>(deriveUserCanCreateRoom(url))
+
   const createInvite = () => pushModal(SpaceInvite, {url}, {replaceState})
 
   const leaveSpace = () => pushModal(SpaceExit, {url}, {replaceState})
@@ -185,10 +189,12 @@
         {#each $otherRooms as room, i (room)}
           <MenuSpaceRoomItem {replaceState} {url} {room} />
         {/each}
-        <SecondaryNavItem {replaceState} onclick={addRoom}>
-          <Icon icon={AddCircle} />
-          Create room
-        </SecondaryNavItem>
+        {#if canCreateRoom}
+          <SecondaryNavItem {replaceState} onclick={addRoom}>
+            <Icon icon={AddCircle} />
+            Create room
+          </SecondaryNavItem>
+        {/if}
       {:else}
         <SecondaryNavItem
           {replaceState}

src/app/components/RoomCreate.svelte

@@ -14,10 +14,9 @@
   import Icon from "@lib/components/Icon.svelte"
   import ModalHeader from "@lib/components/ModalHeader.svelte"
   import ModalFooter from "@lib/components/ModalFooter.svelte"
-  import {deriveUserCanCreateRoom, hasNip29, loadChannel} from "@app/core/state"
+  import {hasNip29, loadChannel} from "@app/core/state"
   import {makeSpacePath} from "@app/util/routes"
   import {pushToast} from "@app/util/toast"
-  import {get} from "svelte/store"
 
   const {url} = $props()
 
@@ -52,8 +51,6 @@
     goto(makeSpacePath(url, room.id))
   }
 
-  const canCreateRoom = get<boolean>(deriveUserCanCreateRoom(url))
-
   const create = async () => {
     loading = true
 
@@ -102,10 +99,7 @@
       <Icon icon={AltArrowLeft} />
       Go back
     </Button>
-    <Button
-      type="submit"
-      class="btn btn-primary"
-      disabled={!name || loading || !hasNip29($relay) || !canCreateRoom}>
+    <Button type="submit" class="btn btn-primary" disabled={!name || loading || !hasNip29($relay)}>
       <Spinner {loading}>Create Room</Spinner>
       <Icon icon={AltArrowRight} />
     </Button>