fix(playback): Implement word wrapping for content

- Add a new 'printContent' function to handle word wrapping for the
  main conversational text in the detailed playback view.
- This ensures that long lines of text are correctly wrapped to the
  terminal width, improving readability.

prettyFormat.go

@@ -36,7 +36,7 @@ func prettyFormatChat(chat *chatpb.Chat) {
 		content := entry.GetContent()
 
 		if content != "" {
-			fmt.Printf("✦ %s (%s):\n%s\n", author, formattedTime, strings.TrimSpace(content))
+			printContent(author, formattedTime, content)
 		}
 
 		if table := entry.GetTable(); table != nil {
@@ -54,6 +54,41 @@ func prettyFormatChat(chat *chatpb.Chat) {
 	}
 }
 
+// printContent handles the wrapping for the main conversational text.
+func printContent(author, timestamp, content string) {
+	prefix := fmt.Sprintf("✦ %s (%s): ", author, timestamp) 
+	
+	// The available width for the text is the total width minus the prefix length.
+	contentWidth := termWidth - len(prefix)
+	if contentWidth < 10 { // Ensure we have a reasonable minimum width
+		contentWidth = 10
+	}
+
+	lines := strings.Split(strings.TrimSpace(content), "\n")
+	
+	// Print the first line with the prefix.
+	firstLine := lines[0]
+	fmt.Printf("%s", prefix)
+	for len(firstLine) > contentWidth {
+		fmt.Printf("%s\n", firstLine[:contentWidth])
+		firstLine = firstLine[contentWidth:]
+		// Subsequent wrapped lines need an indent matching the prefix length.
+		fmt.Printf("%s", strings.Repeat(" ", len(prefix)))
+	}
+	fmt.Printf("%s\n", firstLine)
+
+	// Print subsequent paragraphs with the same wrapping logic.
+	for _, line := range lines[1:] {
+		fmt.Printf("%s", strings.Repeat(" ", len(prefix)))
+		for len(line) > contentWidth {
+			fmt.Printf("%s\n", line[:contentWidth])
+			line = line[contentWidth:]
+			fmt.Printf("%s", strings.Repeat(" ", len(prefix)))
+		}
+		fmt.Printf("%s\n", line)
+	}
+}
+
 func printTable(table *chatpb.Table) {
 	if table == nil || len(table.GetRows()) == 0 {
 		return