Modify dockerfile

server/Dockerfile

@@ -7,7 +7,9 @@ ENV GOPROXY=https://goproxy.io GOPATH=/gopath PATH="${PATH}:/usr/local/go/bin"
 ARG GO_VERSION=1.13.3
 
 # 安装 golang 1.13.3
-RUN wget "https://dl.google.com/go/go$GO_VERSION.linux-amd64.tar.gz" && \
+RUN yum install -y wget && \
+    yum install -y wqy-microhei-fonts wqy-zenhei-fonts && \
+    wget "https://dl.google.com/go/go$GO_VERSION.linux-amd64.tar.gz" && \
     rm -rf /usr/local/go && \
     tar -C /usr/local -xzf "go$GO_VERSION.linux-amd64.tar.gz" && \
     rm -rf *.tar.gz && \