fix(tui): consume Enter in dialog useKeyboard handlers (#23390)

packages/opencode/src/cli/cmd/tui/component/dialog-go-upsell.tsx

@@ -77,6 +77,8 @@ export function DialogGoUpsell(props: DialogGoUpsellProps) {
       return
     }
     if (evt.name === "return") {
+      evt.preventDefault()
+      evt.stopPropagation()
       if (selected() === "subscribe") subscribe(props, dialog)
       else dismiss(props, dialog)
     }

packages/opencode/src/cli/cmd/tui/component/dialog-session-delete-failed.tsx

@@ -42,6 +42,8 @@ export function DialogSessionDeleteFailed(props: {
 
   useKeyboard((evt) => {
     if (evt.name === "return") {
+      evt.preventDefault()
+      evt.stopPropagation()
       void confirm()
     }
     if (evt.name === "left" || evt.name === "up") {