Added the HTTP tunnel container

http-tunnel/Dockerfile

@@ -0,0 +1,17 @@
+FROM alpine:latest AS builder
+
+ARG TARGETPLATFORM
+
+RUN DOWNLOAD_ARCH=$(echo ${TARGETPLATFORM} | cut -d"/" -f 2) \
+	&& apk add --no-cache curl \
+	&& DOWNLOAD_URL=$(curl -s https://api.github.com/repos/mmatczuk/go-http-tunnel/releases/latest | grep "browser_download_url" | grep "tunnel_linux_"${DOWNLOAD_ARCH}"\." | cut -d\" -f4) \
+	&& curl --retry 3 -L -s -o tunnel_linux_arm.tar.gz ${DOWNLOAD_URL} \
+	&& tar zxvf tunnel_linux_arm.tar.gz
+
+FROM alpine:latest
+
+COPY --from=builder tunnel tunneld /usr/bin/
+
+RUN adduser -DH tunnel
+
+USER tunnel