Added armv6 Dockerfile

Dockerfile.armv6

@@ -0,0 +1,38 @@
+FROM jc21/nginx-proxy-manager-base:armv6
+
+MAINTAINER Jamie Curnow <jc@jc21.com>
+LABEL maintainer="Jamie Curnow <jc@jc21.com>"
+
+ENV SUPPRESS_NO_CONFIG_WARNING=1
+ENV S6_FIX_ATTRS_HIDDEN=1
+RUN echo "fs.file-max = 65535" > /etc/sysctl.conf
+
+# Nginx, Node and required packages should already be installed from the base image
+
+# root filesystem
+COPY rootfs /
+
+# s6 overlay
+RUN curl -L -o /tmp/s6-overlay-arm.tar.gz "https://github.com/just-containers/s6-overlay/releases/download/v1.21.8.0/s6-overlay-arm.tar.gz" \
+    && tar xzf /tmp/s6-overlay-arm.tar.gz -C /
+
+# App
+ENV NODE_ENV=production
+
+ADD dist                /app/dist
+ADD node_modules        /app/node_modules
+ADD src/backend         /app/src/backend
+ADD package.json        /app/package.json
+ADD knexfile.js         /app/knexfile.js
+
+# Volumes
+VOLUME [ "/data", "/etc/letsencrypt" ]
+CMD [ "/init" ]
+
+# Ports
+EXPOSE 80
+EXPOSE 81
+EXPOSE 443
+EXPOSE 9876
+
+HEALTHCHECK --interval=15s --timeout=3s CMD curl -f http://localhost:9876/health || exit 1