Add optional build tag for experimental BEAN Markdown renderer support

src/cli/entryReaderMDDisabled.go

@@ -4,9 +4,10 @@ package cli
 
 import (
 	"fmt"
+	"strings"
 )
 
 // renderNote prints the notes section of an entry to stdout (when Markdown rendering is disabled).
-func renderNote(note *string) {
-	fmt.Print("\n" + *note + "\n\n")
+func renderNote(noteLines []string) {
+	fmt.Print("\n" + strings.Join(noteLines, "\n") + "\n\n")
 }