Add AArch64 auto build

scripts/Dockerfile.aarch64

@@ -0,0 +1,22 @@
+FROM arm64v8/alpine:latest
+MAINTAINER Tindy X <tindy.it@gmail.com>
+
+COPY qemu-aarch64-static /usr/bin
+
+# build minimized
+RUN apk add git g++ build-base linux-headers cmake && \
+    apk add libressl-dev curl-dev rapidjson-dev libevent-dev pcre2-dev yaml-cpp-dev && \
+    git clone https://github.com/tindy2013/subconverter && \
+    cd subconverter && \
+    cmake . && \
+    make -j4 && \
+    mv subconverter base/ && \
+    mv base ../ && \
+    cd .. && \
+    rm -rf subconverter && \
+    apk add pcre2 libcurl yaml-cpp libevent libpcrecpp && \
+    apk del git gcc g++ build-base linux-headers cmake libressl-dev curl-dev rapidjson-dev libevent-dev pcre2-dev yaml-cpp-dev
+
+# set entry
+WORKDIR /base
+CMD ./subconverter

scripts/hooks/post_checkout

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+#!/bin/bash
+curl -L https://github.com/multiarch/qemu-user-static/releases/download/v4.2.0-6/x86_64_qemu-aarch64-static.tar.gz | tar zxvf - -C .

scripts/hooks/pre_build

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+#!/bin/bash
+# Register qemu-*-static for all supported processors except the 
+# current one, but also remove all registered binfmt_misc before
+docker run --rm --privileged multiarch/qemu-user-static:register --reset