Fix Docker File

Dockerfile

@@ -1,23 +1,17 @@
-FROM ubuntu:22.04
-LABEL maintainer "pystyle"
+FROM ubuntu:22.04 AS builder
 
-ENV LC_ALL C.UTF-8
-ENV DEBIAN_FRONTEND=noninteractive
+RUN apt-get update && apt-get install -y \
+    build-essential cmake git libboost-all-dev
 
-RUN apt-get update && \
-    apt-get install -y --no-install-recommends \
-    build-essential \
-    ca-certificates \
-    cmake \
-    git \
-    libboost-all-dev
+WORKDIR /app
+COPY . .
 
-# Install SSH server
-RUN apt-get install -y --no-install-recommends openssh-server && \
-    echo "root:root" | chpasswd && \
-    sed -i "s/#PermitRootLogin prohibit-password/PermitRootLogin yes/" /etc/ssh/sshd_config
+RUN mkdir build && cd build && \
+    cmake .. && make && make install
 
-RUN rm -rf /var/lib/apt/lists/*
+FROM ubuntu:22.04
+WORKDIR /app
+COPY --from=builder /app/build/install ./install
 
-EXPOSE 22
-CMD service ssh start && /bin/bash
+EXPOSE 50000
+CMD ["./install/bin/nanikiru"]

README.md

@@ -87,19 +87,10 @@ Build and run container.
 
 ```bash
 docker build . --tag mahjong-cpp
-docker run -itP --name mahjong-cpp mahjong-cpp
+docker run -p 8002:50000 -d --name mahjong-cpp mahjong-cpp
 ```
 
-Build program on the created container.
-
-```bash
-git clone https://github.com/nekobean/mahjong-cpp.git
-cd mahjong-cpp
-mkdir build && cd build
-cmake ..
-make -j$(nproc)
-make install
-```
+Container accessible through http://127.0.0.1:8002
 
 ## Usage