feat(rbac): implement NIP-29 room roles and permission gating (#47)

src/app/components/SpaceDetail.svelte

@@ -18,7 +18,7 @@
   import SpaceRelayStatus from "@app/components/SpaceRelayStatus.svelte"
   import RelayDescription from "@app/components/RelayDescription.svelte"
   import ProfileLatest from "@app/components/ProfileLatest.svelte"
-  import {deriveUserIsSpaceAdmin} from "@app/core/state"
+  import {deriveUserHasSpacePermission} from "@app/core/roles"
   import {pushModal} from "@app/util/modal"
 
   type Props = {
@@ -28,7 +28,7 @@
   const {url}: Props = $props()
   const relay = deriveRelay(url)
   const owner = $derived($relay?.pubkey)
-  const userIsAdmin = deriveUserIsSpaceAdmin(url)
+  const canEdit = deriveUserHasSpacePermission(url, 9002)
 
   const back = () => history.back()
 
@@ -54,7 +54,7 @@
           <p class="ellipsize text-sm opacity-75">{displayRelayUrl(url)}</p>
         </div>
       </div>
-      {#if $userIsAdmin}
+      {#if $canEdit}
         <Button class="btn btn-primary" onclick={startEdit}>
           <Icon icon={Pen} />
           Edit