Fix group-related bugs

src/app/shared/GroupAbout.svelte

@@ -8,8 +8,10 @@
   const meta = deriveGroupMeta(address)
 </script>
 
-<NoteContentKind1
-  note={{content: $meta?.about || ""}}
-  minLength={100}
-  maxLength={140}
-  showEntire={!truncate} />
+{#key $meta?.about}
+  <NoteContentKind1
+    note={{content: $meta?.about || ""}}
+    minLength={100}
+    maxLength={140}
+    showEntire={!truncate} />
+{/key}

src/domain/group.ts

@@ -30,10 +30,10 @@ export const readGroupMeta = (event: TrustedEvent) => {
     relays: event.tags.filter(nthEq(0, 'relay')),
     moderators: event.tags.filter(nthEq(0, 'p')),
     identifier: meta.d,
-    name: meta.name,
-    about: meta.about,
-    banner: meta.banner,
-    image: meta.image || meta.picture,
+    name: meta.name || "",
+    about: meta.about || "",
+    banner: meta.banner || "",
+    image: meta.image || meta.picture || "",
     listing_is_public: isSignedEvent(event),
   } as PublishedGroupMeta
 }

src/engine/commands.ts

@@ -545,6 +545,7 @@ export const publishCommunityMeta = (address, identifier, meta) => {
     tags: [
       ["d", identifier],
       ["name", meta.name],
+      ["about", meta.about],
       ["description", meta.about],
       ["banner", meta.banner],
       ["picture", meta.image],
@@ -565,6 +566,7 @@ export const publishGroupMeta = (address, identifier, meta, listPublicly) => {
       ["d", identifier],
       ["name", meta.name],
       ["about", meta.about],
+      ["description", meta.description],
       ["banner", meta.banner],
       ["picture", meta.image],
       ["image", meta.image],

src/engine/state.ts

@@ -1848,6 +1848,7 @@ export const mention = (pubkey: string, ...args: unknown[]) => [
 
 export const mentionGroup = (address: string, ...args: unknown[]) => [
   "a",
+  address,
   hints.WithinContext(address).getUrl(),
 ]