dockerfile

# Use the base image specified in the devcontainer.json
FROM mcr.microsoft.com/devcontainers/base:bullseye

# Install dependencies
RUN apt-get update && apt-get install -y \
    wget \
    apt-transport-https \
    curl \
    gnupg2 \
    lsb-release \
    software-properties-common

# Install .NET SDKs (6, 7, and 8)
RUN wget https://dot.net/v1/dotnet-install.sh -O dotnet-install.sh \
    && chmod +x dotnet-install.sh \
    && ./dotnet-install.sh --channel 6.0 --install-dir /usr/share/dotnet \
    && ./dotnet-install.sh --channel 7.0 --install-dir /usr/share/dotnet \
    && ./dotnet-install.sh --channel 8.0 --install-dir /usr/share/dotnet \
    && ln -s /usr/share/dotnet/dotnet /usr/bin/dotnet

# Install Node.js LTS
RUN curl -fsSL https://deb.nodesource.com/setup_lts.x | bash - \
    && apt-get install -y nodejs

# Install Yarn
RUN npm install -g yarn

# Install GitHub CLI
RUN curl -fsSL https://cli.github.com/packages/githubcli-archive-keyring.gpg | gpg --dearmor -o /usr/share/keyrings/githubcli-archive-keyring.gpg \
    && echo "deb [arch=$(dpkg --print-architecture) signed-by=/usr/share/keyrings/githubcli-archive-keyring.gpg] https://cli.github.com/packages stable main" | tee /etc/apt/sources.list.d/github-cli.list > /dev/null \
    && apt-get update \
    && apt-get install -y gh

# Install Azure CLI
RUN curl -sL https://packages.microsoft.com/keys/microsoft.asc | gpg --dearmor | tee /etc/apt/trusted.gpg.d/microsoft.asc.gpg > /dev/null \
    && AZ_REPO=$(lsb_release -cs) \
    && echo "deb [arch=$(dpkg --print-architecture)] https://packages.microsoft.com/repos/azure-cli/ $AZ_REPO main" | tee /etc/apt/sources.list.d/azure-cli.list \
    && apt-get update \
    && apt-get install -y azure-cli

# Clean up
RUN rm dotnet-install.sh \
    && apt-get clean \
    && rm -rf /var/lib/apt/lists/*