feat(RepoSumamryCard): make author clearer

to avoid confusion such as:
nostr:note1eq0s2nncgv00pglrsc9psgxgd782mf3gq4mjw0g6tvhypfd99x8sntz2q3

src/lib/components/RepoSummaryCard.svelte

@@ -1,6 +1,7 @@
 <script lang="ts">
   import { summary_defaults } from './repo/type'
   import UserHeader from './users/UserHeader.svelte'
+  import type { User } from './users/type'
 
   export let { name, description, identifier, maintainers, naddr, loading } =
     summary_defaults
@@ -13,8 +14,16 @@
     else if (identifier && identifier.length >= 0) short_name = identifier
     else short_name = 'Untitled'
   }
+  let additional_maintainers: User[] = []
+  let author: User | undefined = undefined
+
   $: short_descrption =
     description.length > 50 ? description.slice(0, 45) + '...' : description
+
+  $: {
+    additional_maintainers = (([_, ...xs]) => xs)(maintainers)
+    author = maintainers[0]
+  }
 </script>
 
 <div
@@ -33,13 +42,28 @@
     {/if}
 
     <div class="break-words text-right text-xs text-slate-400">
+      {#if author}
+        <div
+          class="inline"
+          class:p-1={additional_maintainers.length > 0}
+          class:rounded-md={additional_maintainers.length > 0}
+          class:bg-base-400={additional_maintainers.length > 0}
+          class:text-white={additional_maintainers.length > 0}
+        >
+          <UserHeader user={author} inline={true} size="xs" />
+        </div>
+        {#if additional_maintainers.length > 0}
+          <span>with</span>
+
           <ul class="reposummarycard inline">
-        {#each maintainers as user}
+            {#each additional_maintainers as user}
               <li class="inline">
                 <UserHeader {user} inline={true} size="xs" />
               </li>
             {/each}
           </ul>
+        {/if}
+      {/if}
     </div>
   {/if}
 </div>
@@ -49,7 +73,7 @@
     content: ', ';
   }
   .reposummarycard li:last-child::before {
-    content: ' or ';
+    content: ' and ';
   }
   .reposummarycard li:first-child::before {
     content: '';