Dockerfile

FROM ubuntu:22.04

# Install dependencies and avoid prompts
ENV DEBIAN_FRONTEND=noninteractive

# Install Qt5, QTermWidget, libssh, build tools and X11 forwarding support
RUN apt-get update && apt-get install -y \
    build-essential \
    cmake \
    git \
    libssh-dev \
    pkg-config \
    qt5-qmake \
    qtbase5-dev \
    qttools5-dev \
    qttools5-dev-tools \
    libqt5sql5-sqlite \
    libqtermwidget5-0-dev \
    libutf8proc-dev \
    xauth \
    x11-apps \
    sshpass \
    && rm -rf /var/lib/apt/lists/*

# Create non-root user for development
RUN useradd -ms /bin/bash devuser
USER devuser
WORKDIR /home/devuser

# Copy the source code (excluding build directories)
COPY --chown=devuser:devuser . /home/devuser/NeoSSH
WORKDIR /home/devuser/NeoSSH

# Clean any existing build files and rebuild from scratch
RUN rm -rf build cmake-build-debug && \
    mkdir -p build && \
    cd build && \
    cmake .. && \
    make -j$(nproc)

# Set environment variables for Qt/X11
ENV QT_X11_NO_MITSHM=1
ENV DISPLAY=:0

# Entry point - run the application
CMD ["./build/NeoSSH"]

# Usage instructions:
# 1. Build: docker build -t neossh .
# 2. Run with X11 forwarding:
#    xhost +local:
#    docker run -it --rm -e DISPLAY=$DISPLAY -v /tmp/.X11-unix:/tmp/.X11-unix neossh