Update README.md

Author: felipecrs

README.md

@@ -1,10 +1,18 @@
+> [!IMPORTANT]
+>
+> ## Archival notice
+>
+> This repository is archived because VSCode ShellCheck no longer needs it, as [bindl now has support for `.tar.gz` archives by default](https://github.com/felipecrs/bindl/pull/838).
+>
+> Please chime into https://github.com/vscode-shellcheck/vscode-shellcheck/pull/1653 if you have some feedback.
+
 # ShellCheck binaries for the VS Code extension
 
 ShellCheck binaries repackaged in `.tar.gz` format.
 
 ## Why?
 
-- ShellCheck ships binaries packaged in `.tar.xz` format, and [`bindl`](https://github.com/felipecrs/bindl) had no support for `.tar.xz` (but now it does).
+- ShellCheck ships binaries packaged in `.tar.xz` format, and [`bindl`](https://github.com/felipecrs/bindl) had no support for `.tar.xz` (but [now it does](https://github.com/felipecrs/bindl/pull/838)).
 
 ## How to add a new version?