Create Dockerfile

Dockerfile

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+FROM ubuntu:22.04
+
+ENV DEBIAN_FRONTEND=noninteractive
+USER root
+
+# ติดตั้ง KDE Core, Chrome และ KasmVNC ในก้อนเดียว (ลดเวลา Build)
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    plasma-workspace \
+    konsole \
+    dbus-x11 \
+    sudo curl wget \
+    && wget https://github.com/kasmtech/KasmVNC/releases/download/v1.3.1/kasmvncserver_jammy_1.3.1_amd64.deb \
+    && apt-get install -y ./kasmvncserver_jammy_1.3.1_amd64.deb \
+    && wget https://dl.google.com/linux/direct/google-chrome-stable_current_amd64.deb \
+    && apt-get install -y ./google-chrome-stable_current_amd64.deb || apt-get install -y -f \
+    && rm *.deb && apt-get clean && rm -rf /var/lib/apt/lists/*
+
+# ตั้งค่า User sunnine และระบบจัดการหน้าจอ
+RUN useradd -m -u 1000 sunnine && \
+    echo "sunnine:sunnine123456" | chpasswd && \
+    adduser sunnine sudo && \
+    echo "sunnine ALL=(ALL) NOPASSWD:ALL" >> /etc/sudoers && \
+    mkdir -p /home/sunnine/.vnc && \
+    echo "sunnine123456" | kasmvncpasswd -f /home/sunnine/.vnc/passwd && \
+    chmod 600 /home/sunnine/.vnc/passwd && \
+    echo "exec startplasma-x11" > /home/sunnine/.xsession && \
+    chmod 755 /home/sunnine/.xsession && \
+    printf "network:\n  listen_port: 7860\n  udp:\n    enabled: true\nencoding:\n  default_encoding: libvpx\nservice:\n  installation_path: /usr/share/kasmvnc" > /home/sunnine/.vnc/kasmvnc.yaml && \
+    chown -R sunnine:sunnine /home/sunnine/
+
+WORKDIR /home/sunnine
+COPY --chown=sunnine:sunnine start.sh /start.sh
+RUN chmod +x /start.sh
+
+USER sunnine
+ENV LIBGL_ALWAYS_SOFTWARE=1 \
+    KDE_FORCE_SOFTWARE_RENDERING=1 \
+    DISPLAY=:1
+
+EXPOSE 7860
+CMD ["/bin/bash", "/start.sh"]