feat: add terminal title and progress indicator for approval screens (#499)

Co-authored-by: Letta <noreply@letta.com>

src/cli/components/PlanModeDialog.tsx

@@ -1,6 +1,7 @@
 import { Box, Text, useInput } from "ink";
 import { memo, useState } from "react";
 import { resolvePlaceholders } from "../helpers/pasteRegistry";
+import { useProgressIndicator } from "../hooks/useProgressIndicator";
 import { colors } from "./colors";
 import { MarkdownDisplay } from "./MarkdownDisplay";
 import { PasteAwareTextInput } from "./PasteAwareTextInput";
@@ -45,6 +46,7 @@ export const PlanModeDialog = memo(
     const [selectedOption, setSelectedOption] = useState(0);
     const [isEnteringReason, setIsEnteringReason] = useState(false);
     const [denyReason, setDenyReason] = useState("");
+    useProgressIndicator();
 
     const options = [
       { label: "Yes, and auto-accept edits", action: onApproveAndAcceptEdits },