support vscode remotefs

[shynome]

Describe the solution you'd like

I want edit remote deno file on webdav with lsp support, but today it throw the below error

Invalid file path. Specifier: webdav://127.0.0.1:8080/

deno support all in one file, deno cache also outside workspace

[shynome]

oh, I have created this issue at 1 year ago