[devdocsgjs/main: 73/76] Hint for rbenv and asdf

[Andy Holmes <andyholmes src gnome org>]

commit be0c3a95b66a2704e507a05624882f4d3bc0dad0
Author: Rodrigo Dlugokenski <git dlu one>
Date:   Wed Jul 13 15:27:08 2022 -0300

    Hint for rbenv and asdf

 .tool-versions | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/.tool-versions b/.tool-versions
new file mode 100644
index 00000000..1ade7321
--- /dev/null
+++ b/.tool-versions
@@ -0,0 +1 @@
+ruby 2.7.4