fix v1.15.3: center device icon badge on its anchor (box-sizing: border-box; 1px border no longer shifts it down-right). +demo/smoke_icon_center. Docs in same commit.

src/houseplan-card.ts

@@ -25,7 +25,7 @@ import './editor';
 import { cardStyles } from './styles';
 import { langOf, t, type I18nKey } from './i18n';
 
-const CARD_VERSION = '1.15.2';
+const CARD_VERSION = '1.15.3';
 const LS_KEY = 'houseplan_card_layout_v1';
 const LS_CFG = 'houseplan_card_cfg_v1'; // cache of the server config+layout for instant rendering
 const LS_ZOOM = 'houseplan_card_zoom_v1';

src/styles.ts

@@ -312,6 +312,7 @@ export const cardStyles = css`
     }
     .dev {
       position: absolute;
+      box-sizing: border-box; /* рамка 1px не должна смещать центр значка от точки привязки */
       width: var(--icon-size, 2.5cqw);
       height: var(--icon-size, 2.5cqw);
       margin: calc(var(--icon-size, 2.5cqw) / -2) 0 0 calc(var(--icon-size, 2.5cqw) / -2);