Add build script.

build.sh

@@ -0,0 +1,10 @@
+#!/bin/sh
+
+image="${1}"
+
+if [[ -z "${image}" ]]; then
+    echo "usage: ${0} image" >&2
+    exit 1
+fi
+
+docker build --quiet --tag="tastytea/${image}" --file=./"${image}.Dockerfile" .