Add editable article prices with gross input and staffel tiers.

Wire PUT /prices, de-DE formatting, tax/staffel pills, and keep the category list cache in sync after photo/price updates.

src/components/panels/EditablePanelTile.jsx

@@ -194,8 +194,17 @@ class EditablePanelTileBase extends Component {
   }
 
   render() {
-    const { onSave, theme, wide = 1, sx, minHeight = 120, tileKey, renderDisplay, renderEdit } =
-      this.props;
+    const {
+      onSave,
+      theme,
+      wide = 1,
+      sx,
+      minHeight = 120,
+      tileKey,
+      renderDisplay,
+      renderEdit,
+      contentAlignItems = 'center',
+    } = this.props;
     const { editing, draft, error } = this.state;
     const savedValue = this.getSavedValue();
     const pending = this.isDirty();
@@ -222,7 +231,7 @@ class EditablePanelTileBase extends Component {
             minWidth: 0,
             pr: actionPadding,
             display: 'flex',
-            alignItems: 'center',
+            alignItems: contentAlignItems,
           }}
           onKeyDown={editing ? this.handleEditKeyDown : undefined}
         >