add openresty and ssdb

ssdb/Dockerfile

@@ -0,0 +1,22 @@
+FROM alpine
+LABEL maintainer="Leonard Buskin <leonardbuskin@gmail.com>"
+
+ARG VERSION=${VERSION:-master}
+
+RUN apk add --no-cache --virtual .build-deps \
+      curl gcc g++ make autoconf libc-dev libevent-dev linux-headers perl tar \
+    && mkdir -p /ssdb/tmp \
+    && curl -Lk "https://github.com/ideawu/ssdb/archive/${VERSION}.tar.gz" | \
+       tar -xz -C /ssdb/tmp --strip-components=1 \
+    && cd /ssdb/tmp \
+    && make -j$(getconf _NPROCESSORS_ONLN) \
+    && make install PREFIX=/ssdb \
+    && rm -rf /ssdb/tmp \
+    && apk add --virtual .rundeps libstdc++ \
+    && apk add --no-cache bash python2 \
+    && apk del .build-deps
+
+EXPOSE 8888
+VOLUME /ssdb/var
+COPY ssdb.conf /ssdb/ssdb.conf
+CMD ["/ssdb/ssdb-server", "/ssdb/ssdb.conf"]