fix: fixing the exit message service to use constants

- Avoiding mouse events for exit messages on terminal on stop process

src/services/exit-message.ts

@@ -0,0 +1,50 @@
+/**
+ * Exit message formatter
+ *
+ * Formats the post-exit banner shown after the TUI closes,
+ * displaying session info and the resume command.
+ */
+
+import { EOL } from "os";
+import {
+  EXIT_LOGO,
+  EXIT_STYLES,
+  EXIT_DESCRIPTION_MAX_WIDTH,
+  EXIT_LINE_PADDING,
+  EXIT_LOGO_GAP,
+  EXIT_TRUNCATION_MARKER,
+} from "@constants/exit-message";
+
+/** Truncate text to a max width, appending ellipsis if needed */
+const truncateText = (text: string, maxWidth: number): string => {
+  if (text.length <= maxWidth) return text;
+  return text.slice(0, maxWidth - 1) + EXIT_TRUNCATION_MARKER;
+};
+
+/** Format the exit banner with session info */
+export const formatExitMessage = (
+  sessionId?: string,
+  sessionTitle?: string,
+): string => {
+  if (!sessionId) return "";
+
+  const { RESET, DIM, HIGHLIGHT, LOGO_COLOR } = EXIT_STYLES;
+  const pad = EXIT_LINE_PADDING;
+  const gap = EXIT_LOGO_GAP;
+
+  const description = sessionTitle
+    ? truncateText(sessionTitle, EXIT_DESCRIPTION_MAX_WIDTH)
+    : "";
+
+  const resumeCommand = `codetyper --resume ${sessionId}`;
+
+  const lines: string[] = [
+    "",
+    `${pad}${LOGO_COLOR}${EXIT_LOGO[0]}${RESET}${gap}${HIGHLIGHT}${description}${RESET}`,
+    `${pad}${LOGO_COLOR}${EXIT_LOGO[1]}${RESET}${gap}${DIM}${resumeCommand}${RESET}`,
+    `${pad}${LOGO_COLOR}${EXIT_LOGO[2]}${RESET}`,
+    "",
+  ];
+
+  return lines.join(EOL);
+};