Dockerfile.dotnet

# Auto-generated from docker/images.json - DO NOT EDIT MANUALLY
# To modify, edit docker/snippets/*.Dockerfile or docker/images.json
# then run: pwsh docker/generate-dockerfiles.ps1

# Use a slim Node.js base image, which gives us `npm`.
FROM node:20-slim

# --- snippet: system-packages ---
# Set non-interactive frontend to avoid prompts during package installation.
ENV DEBIAN_FRONTEND=noninteractive

# Install git, curl, gpg, gosu, nano, xdg-utils, zsh, and related utilities for the entrypoint script and testing.
RUN apt-get update && apt-get install -y \
  apt-transport-https \
  curl \
  git \
  gosu \
  gpg \
  nano \
  software-properties-common \
  wget \
  xdg-utils \
  zsh \
  && rm -rf /var/lib/apt/lists/*

# --- snippet: powershell ---
# Install PowerShell - architecture-specific approach
RUN ARCH=$(dpkg --print-architecture) \
  && if [ "$ARCH" = "amd64" ]; then \
    # AMD64: Use Microsoft's APT repository
    wget -q https://packages.microsoft.com/config/debian/12/packages-microsoft-prod.deb \
    && dpkg -i packages-microsoft-prod.deb \
    && rm packages-microsoft-prod.deb \
    && apt-get update \
    && apt-get install -y powershell \
    && rm -rf /var/lib/apt/lists/*; \
  elif [ "$ARCH" = "arm64" ]; then \
    # ARM64: Download and install from GitHub releases
    wget -q https://github.com/PowerShell/PowerShell/releases/download/v7.4.6/powershell-7.4.6-linux-arm64.tar.gz -O /tmp/powershell.tar.gz \
    && mkdir -p /opt/microsoft/powershell/7 \
    && tar zxf /tmp/powershell.tar.gz -C /opt/microsoft/powershell/7 \
    && chmod +x /opt/microsoft/powershell/7/pwsh \
    && ln -s /opt/microsoft/powershell/7/pwsh /usr/bin/pwsh \
    && rm /tmp/powershell.tar.gz; \
  fi

# --- snippet: dotnet-prereqs ---
# Install .NET SDK prerequisites and ICU libraries
RUN apt-get update && apt-get install -y \
  wget \
  ca-certificates \
  libicu-dev \
  && rm -rf /var/lib/apt/lists/*

# Add .NET to PATH
ENV PATH="/usr/share/dotnet:${PATH}"
ENV DOTNET_ROOT="/usr/share/dotnet"

# --- snippet: dotnet8 ---
ARG DOTNET_SDK_8_VERSION

# Install .NET 8 SDK (latest)
RUN wget https://dot.net/v1/dotnet-install.sh -O dotnet-install.sh \
  && chmod +x dotnet-install.sh \
  && if [ -z "$DOTNET_SDK_8_VERSION" ]; then \
       ./dotnet-install.sh --channel 8.0 --install-dir /usr/share/dotnet; \
     else \
       ./dotnet-install.sh --version $DOTNET_SDK_8_VERSION --install-dir /usr/share/dotnet; \
     fi \
  && rm dotnet-install.sh

# --- snippet: dotnet9 ---
ARG DOTNET_SDK_9_VERSION

# Install .NET 9 SDK (latest)
RUN wget https://dot.net/v1/dotnet-install.sh -O dotnet-install.sh \
  && chmod +x dotnet-install.sh \
  && if [ -z "$DOTNET_SDK_9_VERSION" ]; then \
       ./dotnet-install.sh --channel 9.0 --install-dir /usr/share/dotnet; \
     else \
       ./dotnet-install.sh --version $DOTNET_SDK_9_VERSION --install-dir /usr/share/dotnet; \
     fi \
  && rm dotnet-install.sh

# --- snippet: dotnet10 ---
ARG DOTNET_SDK_10_VERSION

# Install .NET 10 SDK (latest)
RUN wget https://dot.net/v1/dotnet-install.sh -O dotnet-install.sh \
  && chmod +x dotnet-install.sh \
  && if [ -z "$DOTNET_SDK_10_VERSION" ]; then \
       ./dotnet-install.sh --channel 10.0 --install-dir /usr/share/dotnet; \
     else \
       ./dotnet-install.sh --version $DOTNET_SDK_10_VERSION --install-dir /usr/share/dotnet; \
     fi \
  && rm dotnet-install.sh

# --- snippet: lsp-typescript ---
# Install TypeScript Language Server for code intelligence
ARG TYPESCRIPT_VERSION=latest
ARG TYPESCRIPT_LANGUAGE_SERVER_VERSION=latest
RUN npm install -g typescript@${TYPESCRIPT_VERSION} typescript-language-server@${TYPESCRIPT_LANGUAGE_SERVER_VERSION}

# Write LSP config fragment for TypeScript
RUN mkdir -p /etc/copilot/lsp-config.d && \
    echo '{ "lspServers": { "typescript": { "command": "typescript-language-server", "args": ["--stdio"], "fileExtensions": { ".ts": "typescript", ".tsx": "typescriptreact", ".js": "javascript", ".jsx": "javascriptreact" } } } }' \
    > /etc/copilot/lsp-config.d/typescript.json

# --- snippet: lsp-csharp ---
# Install C# Language Server for code intelligence
# Install directly to a shared location so appuser can access it
ARG CSHARP_LS_VERSION=0.22.0
RUN dotnet tool install csharp-ls --tool-path /usr/local/bin --version ${CSHARP_LS_VERSION}

# Write LSP config fragment for C#
RUN mkdir -p /etc/copilot/lsp-config.d && \
    echo '{ "lspServers": { "csharp": { "command": "csharp-ls", "args": [], "fileExtensions": { ".cs": "csharp", ".csx": "csharp" } } } }' \
    > /etc/copilot/lsp-config.d/csharp.json

# --- snippet: copilot-cli ---
# ARG for the Copilot CLI version - passed from build process
# This ensures cache invalidation when a new version is available
ARG COPILOT_VERSION=latest

# Install the standalone GitHub Copilot CLI via npm.
RUN npm install -g @github/copilot@${COPILOT_VERSION}

# --- snippet: entrypoint ---
# Set the working directory for the container.
WORKDIR /work

# Copy the entrypoint script into the container and make it executable.
COPY docker/shared/entrypoint.sh /usr/local/bin/
COPY docker/shared/entrypoint-airlock.sh /usr/local/bin/
COPY docker/session-info.sh /usr/local/bin/session-info
RUN chmod +x /usr/local/bin/entrypoint.sh /usr/local/bin/entrypoint-airlock.sh /usr/local/bin/session-info

# The entrypoint script will handle user creation and command execution.
ENTRYPOINT [ "entrypoint.sh" ]

# The default command to run if none is provided.
CMD [ "copilot", "--banner" ]