fix: docker files

Dockerfile

@@ -1,6 +1,34 @@
-FROM drogonframework/drogon-arm AS installer
+FROM ubuntu:18.04
 
-ENV CORE_ROOT=$IROOT/core
+RUN apt-get update -yqq \
+    && apt-get install -yqq --no-install-recommends software-properties-common \
+    sudo curl wget cmake locales git gcc-8 g++-8 \
+    openssl libssl-dev libjsoncpp-dev uuid-dev zlib1g-dev \
+    postgresql-server-dev-all libmariadbclient-dev libsqlite3-dev \
+    && rm -rf /var/lib/apt/lists/* \
+    && locale-gen en_US.UTF-8 \
+    && cd /opt/ \
+    && wget -qO- https://repo1.maven.org/maven2/org/flywaydb/flyway-commandline/6.0.0/flyway-commandline-6.0.0-linux-x64.tar.gz | tar xvz \
+    && sudo ln -s /opt/flyway-6.0.0/flyway /usr/local/bin
+
+ENV LANG=en_US.UTF-8 \
+    LANGUAGE=en_US:en \
+    LC_ALL=en_US.UTF-8 \
+    CC=gcc-8 \
+    CXX=g++-8 \
+    AR=gcc-ar-8 \
+    RANLIB=gcc-ranlib-8 \
+    IROOT=/install
+
+ENV DROGON_ROOT=$IROOT/drogon \
+    CORE_ROOT=$IROOT/core
+
+ADD https://api.github.com/repos/an-tao/drogon/git/refs/heads/master $IROOT/version.json
+RUN git clone https://github.com/an-tao/drogon $DROGON_ROOT
+
+WORKDIR $DROGON_ROOT
+
+RUN ./build.sh
 
 COPY . $CORE_ROOT
 
@@ -8,9 +36,6 @@ WORKDIR $CORE_ROOT
 
 RUN ./build.sh
 
-FROM drogonframework/drogon-arm
-
-COPY --from=installer /bin/core /bin/core
-
+WORKDIR /srv/core
 EXPOSE 5000
-ENTRYPOINT ["core"]
+ENTRYPOINT ["./core"]