fix: show completed feedback state to author

assets/styles.css

@@ -279,6 +279,7 @@ button { cursor: pointer; }
 .completion-notice { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin: 20px 22px 0; padding: 15px 17px; border: 1px solid #f0c45c; background: #fff9e8; color: #5b4500; }
 .completion-notice strong { display: block; margin-bottom: 4px; }
 .completion-notice p { margin: 0; font-size: 13px; }
+.completion-done-notice { margin: 20px 22px 0; padding: 15px 17px; border: 1px solid #b3ddce; background: #effaf6; color: var(--green); font-weight: 700; }
 .detail-actions { display: flex; justify-content: space-between; padding: 23px 22px 0; }
 .egbim-page #backButton { display: none; }
 .egbim-page .form-footer:has(#backButton) { display: none; }