add README and examples

pkgs/agenix.sh

@@ -1,49 +0,0 @@
-#! /usr/bin/env nix-shell
-#! nix-shell -i bash -p age yq-go moreutils
-
-while test $# -gt 0; do
-  case "$1" in
-    -h|--help)
-      echo "$package - attempt to capture frames"
-      echo " "
-      echo "$package [options] application [arguments]"
-      echo " "
-      echo "options:"
-      echo "-h, --help                show brief help"
-      echo "-a, --action=ACTION       specify an action to use"
-      echo "-o, --output-dir=DIR      specify a directory to store output in"
-      exit 0
-      ;;
-    -a)
-      shift
-      if test $# -gt 0; then
-        export PROCESS=$1
-      else
-        echo "no process specified"
-        exit 1
-      fi
-      shift
-      ;;
-    --action*)
-      export PROCESS=`echo $1 | sed -e 's/^[^=]*=//g'`
-      shift
-      ;;
-    -o)
-      shift
-      if test $# -gt 0; then
-        export OUTPUT=$1
-      else
-        echo "no output dir specified"
-        exit 1
-      fi
-      shift
-      ;;
-    --output-dir*)
-      export OUTPUT=`echo $1 | sed -e 's/^[^=]*=//g'`
-      shift
-      ;;
-    *)
-      break
-      ;;
-  esac
-done