fix: move search icon to the left of Sign In button on desktop

Reordered the right-side header actions so the search icon appears
before the Sign In button when the user is not authenticated.

Co-authored-by: Cursor <cursoragent@cursor.com>

docker-compose.yml

@@ -20,7 +20,7 @@ services:
       context: .
       dockerfile: Dockerfile
       args:
-        CACHEBUST: "19"
+        CACHEBUST: "20"
         VITE_USE_MOCK_DATA: "false"
         VITE_CONTENT_ORIGIN: ${FRONTEND_URL}
         VITE_INDEEHUB_API_URL: /api

src/components/AppHeader.vue

@@ -114,15 +114,6 @@
           </div>
           -->
 
-          <!-- Sign In (app auth, if not Nostr logged in) -->
-          <button 
-            v-if="!isAuthenticated && showAuth && !hasNostrSession"
-            @click="$emit('openAuth')"
-            class="hidden md:block hero-play-button px-4 py-2 text-sm"
-          >
-            Sign In
-          </button>
-
           <!-- Search -->
           <div v-if="showSearch" class="hidden md:block relative search-wrapper" ref="searchWrapperRef">
             <!-- Collapsed: icon button -->
@@ -186,6 +177,15 @@
             </Transition>
           </div>
 
+          <!-- Sign In (app auth, if not Nostr logged in) -->
+          <button 
+            v-if="!isAuthenticated && showAuth && !hasNostrSession"
+            @click="$emit('openAuth')"
+            class="hidden md:block hero-play-button px-4 py-2 text-sm"
+          >
+            Sign In
+          </button>
+
           <!-- Active Nostr Account -->
           <div v-if="hasNostrSession" class="hidden md:block relative profile-dropdown">
             <button