added shell script

gosplash.sh

@@ -0,0 +1,28 @@
+#!/usr/bin/env bash
+
+# author:   Daniel Sommer <daniel.sommer@velvettear.de>
+# license:  MIT
+
+# variables overriding/setting the required environment variables
+apiKey=""
+query=""
+count=""
+
+# directory and file variables
+pwd="$(pwd)"
+dir="$(dirname $(realpath $0))"
+
+bin="$dir/gosplash"
+
+# check if the binary exists
+[[ ! -f "$bin" ]] && printf "error: gosplash binary could not be found at '"$bin"'\n" && exit 1
+
+# check the environment variables
+[[ -z "$GOSPLASH_APIKEY" ]] && export GOSPLASH_APIKEY="$apiKey"
+[[ -z "$GOSPLASH_QUERY" ]] && export GOSPLASH_QUERY="$query"
+[[ -z "$GOSPLASH_COUNT" ]] && export GOSPLASH_COUNT="$count"
+
+echo "$GOSPLASH_APIKEY"
+
+# run gosplash
+$bin