Add TODO to use_air() re: GHA

Author: jennybc

R/air.R

@@ -87,7 +87,9 @@ use_air <- function(vscode = TRUE) {
 
   ui_bullets(c(
     "_" = "Read the {.href [Air editors guide](https://posit-dev.github.io/air/editors.html)}
-           to learn how to invoke Air in your preferred editor."
+           to learn how to invoke Air in your preferred editor.",
+    "_" = "Read {.href [Air's GitHub Actions guide](https://posit-dev.github.io/air/integration-github-actions.html)}
+           to learn about GHA workflows that continuously run formatting checks."
   ))
 
   invisible(TRUE)

tests/testthat/_snaps/air.md

@@ -11,6 +11,9 @@
       v Creating '.vscode/extensions.json'.
       [ ] Read the Air editors guide (<https://posit-dev.github.io/air/editors.html>)
         to learn how to invoke Air in your preferred editor.
+      [ ] Read Air's GitHub Actions guide
+        (<https://posit-dev.github.io/air/integration-github-actions.html>) to learn
+        about GHA workflows that continuously run formatting checks.
 
 ---