added clamav dockerfile

dockerfiles/tools/clamav.dockerfile

@@ -0,0 +1,15 @@
+FROM alpine
+ARG PUID=1001
+ARG PGID=1001
+
+MAINTAINER tabledevil
+
+RUN apk add -u clamav
+RUN apk add -u freshclam
+RUN freshclam
+
+
+RUN addgroup -g ${PGID} user && \
+    adduser -D -u ${PUID} -G user user
+
+USER user