fix keyboard ui

tests/test_views.py

@@ -461,6 +461,8 @@ def test_ticket_workspace_uses_mobile_viewport_and_keyboard_safe_layout_contract
         assert feature in ui_script
     assert "layoutObserver?.observe(composer)" in conversation_script
     assert "focus({preventScroll:true})" in conversation_script
+    for feature in ("is-keyboard-active","ensureInputVisible","stableViewportHeight-height>120","data-keyboard-open"):
+        assert feature in conversation_script or feature in source_css
     assert '<footer class="ticket-detail-credit">{{ developer_credit }}</footer>' in magic_template
 
 def test_frontend_runtime_libraries_are_local_and_versioned():