Move pages under tldr, lint run.sh, update docs

tldr/windows/curl

@@ -0,0 +1,21 @@
+---
+syntax: markdown
+tags: [tldr, windows]
+source: https://github.com/tldr-pages/tldr.git
+---
+# curl
+
+> In PowerShell, this command may be an alias of `Invoke-WebRequest` when the original `curl` program (<https://curl.se>) is not properly installed.
+> More information: <https://learn.microsoft.com/powershell/module/microsoft.powershell.utility/invoke-webrequest>.
+
+- View documentation for the original `curl` command:
+
+`tldr curl -p common`
+
+- View documentation for PowerShell's `Invoke-WebRequest` command:
+
+`tldr invoke-webrequest`
+
+- Check whether `curl` is properly installed by printing its version number. If this command evaluates into an error, PowerShell may have substituted this command with `Invoke-WebRequest`:
+
+`curl --version`