static: close modal on escape key

passbook/static/static/src/ModalButton.ts

@@ -25,6 +25,15 @@ export class ModalButton extends LitElement {
         return [ModalBoxStyle, BullseyeStyle, BackdropStyle]
     }
 
+    constructor() {
+        super();
+        window.addEventListener("keyup", e => {
+            if (e.code === "Escape") {
+                this.open = false;
+            }
+        });
+    }
+
     setContent(content: string) {
         this.querySelector("[slot=modal]")!.innerHTML = content;
         // Ensure links close the modal

passbook/static/static/src/main.ts

@@ -1,12 +1,12 @@
 import "./legacy.js";
 
-import "./AdminLoginsChart";
-import './AdminSidebar';
 import './ActionButton';
+import './AdminSidebar';
+import './AdminSiteShell';
+import "./AdminLoginsChart";
 import './Dropdown';
 import './FetchFillSlot';
 import './FlowShellCard';
 import './Messages';
-import './Tabs';
 import './ModalButton';
-import './AdminSiteShell';
+import './Tabs';