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

tldr/windows/showmount

@@ -0,0 +1,25 @@
+---
+syntax: markdown
+tags: [tldr, windows]
+source: https://github.com/tldr-pages/tldr.git
+---
+# showmount
+
+> Display information about NFS filesystems on Windows Server.
+> More information: <https://learn.microsoft.com/windows-server/administration/windows-commands/showmount>.
+
+- Display all exported filesystems:
+
+`showmount -e`
+
+- Display all NFS clients and their mounted directories:
+
+`showmount -a`
+
+- Display all NFS mounted directories:
+
+`showmount -d`
+
+- Display all exported filesystems for a remote server:
+
+`showmount -e {{server_address}}`