add virt

aiprompts/vshell example script instructions.md

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+
+# how to run the vshell example scripts
+
+this is how we want example scripts to be, see the first line
+
+```vlang
+#!/usr/bin/env -S v -gc none -no-retry-compilation -cc tcc -d use_openssl -enable-globals run
+
+import freeflowuniverse.crystallib.installers.sysadmintools.daguserver
+
+mut ds := daguserver.get()!
+
+println(ds)
+```
+
+the files are in ~/code/github/freeflowuniverse/crystallib/examples for crystallib
+
+## important instructions
+
+- never use fn main() in a .vsh script
+