feat: attribution as notice box, suppress foreign admin notices on the community page

assets/src/community-app.jsx

@@ -116,7 +116,7 @@ export function CommunityApp() {
               </div>
               <button class="rt-newtopic-head" type="button" onClick={requestNewTopic}>+ New topic</button>
             </div>
-            {attributionText && <p class="rt-sub rt-attribution">{attributionText}</p>}
+            {attributionText && <div class="rt-banner rt-banner-info rt-attribution">{attributionText}</div>}
             <nav class="rt-tabs" aria-label="Community views">
               {TABS.map((tab) => (
                 <button

assets/test/community-app.test.mjs

@@ -47,10 +47,10 @@ test('CommunityApp shows the chat panel when chatEnabled is true', () => {
   assert.match(html, /rt-chat-launch/);
 });
 
-test('CommunityApp shows the attribution line under the page header when configured', () => {
+test('CommunityApp shows the attribution line as an info notice box under the page header when configured', () => {
   globalThis.window = { RoundtableConfig: { agentName: 'Nova', attribution: 'Community powered by Acme' } };
   const html = renderToString(h(CommunityApp, {}));
-  assert.match(html, /rt-attribution[^>]*>Community powered by Acme</);
+  assert.match(html, /<div class="rt-banner rt-banner-info rt-attribution">Community powered by Acme<\/div>/);
 });
 
 test('CommunityApp renders no attribution line when it is not configured', () => {

src/Admin/Page.php

@@ -69,6 +69,22 @@ public function enqueue( string $hookSuffix ): void {
         );
     }
 
+    /**
+     * Remove every other plugin's registered admin notices on the Community page only, so they
+     * don't stack up under our own header. Call on the `in_admin_header` action — the canonical
+     * point to strip `admin_notices`/`all_admin_notices` before they render, and late enough for
+     * {@see \get_current_screen()} to be populated. Our own page renders no notices via those
+     * hooks, so nothing of ours is lost; every other screen is left untouched.
+     */
+    public function suppressAdminNotices(): void {
+        $screen = \get_current_screen();
+        if ( ! \str_ends_with( (string) ( $screen->id ?? '' ), '_page_' . self::PAGE_SLUG ) ) {
+            return;
+        }
+        \remove_all_actions( 'admin_notices' );
+        \remove_all_actions( 'all_admin_notices' );
+    }
+
     /** Render the admin page: a wrapper and the Preact root container. */
     public function render(): void {
         echo '<div class="wrap rt-community-wrap"><div id="roundtable-app" data-loading="'

src/Roundtable.php

@@ -25,6 +25,7 @@ public static function mount( Config $config, string $menuSlug ): void {
         $page = new Admin\Page( $config, $menuSlug, $hub );
         \add_action( 'admin_menu', array( $page, 'registerMenu' ) );
         \add_action( 'admin_enqueue_scripts', array( $page, 'enqueue' ) );
+        \add_action( 'in_admin_header', array( $page, 'suppressAdminNotices' ) );
 
         $cases         = new CasesController( $config, $hub );
         $myCases       = new MyCasesController( $config, $hub );

tests/Admin/PageTest.php

@@ -189,4 +189,29 @@ public function test_render_outputs_the_app_container(): void
         $html = (string) \ob_get_clean();
         self::assertStringContainsString('id="roundtable-app"', $html);
     }
+
+    public function test_suppress_admin_notices_removes_them_on_our_screen(): void
+    {
+        $this->expectNotToPerformAssertions();
+        Functions\when('get_current_screen')->justReturn((object) ['id' => 'tools_page_roundtable-community']);
+        Functions\expect('remove_all_actions')->once()->with('admin_notices');
+        Functions\expect('remove_all_actions')->once()->with('all_admin_notices');
+        $this->page()->suppressAdminNotices();
+    }
+
+    public function test_suppress_admin_notices_leaves_other_screens_untouched(): void
+    {
+        $this->expectNotToPerformAssertions();
+        Functions\when('get_current_screen')->justReturn((object) ['id' => 'edit-post']);
+        Functions\expect('remove_all_actions')->never();
+        $this->page()->suppressAdminNotices();
+    }
+
+    public function test_suppress_admin_notices_does_nothing_without_a_current_screen(): void
+    {
+        $this->expectNotToPerformAssertions();
+        Functions\when('get_current_screen')->justReturn(null);
+        Functions\expect('remove_all_actions')->never();
+        $this->page()->suppressAdminNotices();
+    }
 }

tests/RoundtableMountTest.php

@@ -31,6 +31,7 @@ public function test_mount_registers_admin_and_rest_hooks_when_chat_is_enabled()
         $hooks = \array_column( $added, 'hook' );
         self::assertContains( 'admin_menu', $hooks );
         self::assertContains( 'admin_enqueue_scripts', $hooks );
+        self::assertContains( 'in_admin_header', $hooks );
         self::assertContains( 'rest_api_init', $hooks );
 
         $registered = $this->registeredControllerClasses( $added );