Dockerfile for headless-gl. You also need to run Docker container in "privileged" mode, assign X11 auth volume on the container, and possibly give Xauth access for call from outside.

Dockerfile

# Build stage
FROM nvidia/opengl:1.0-glvnd-devel-ubuntu20.04 as builder

# Install node 14.0
RUN apt-get update -y && \
    apt-get install -y curl gnupg ca-certificates && \
    curl -sL https://deb.nodesource.com/setup_14.x | bash - && \
    apt-get install -y nodejs

# See: https://github.com/stackgl/headless-gl#ubuntudebian
RUN apt-get update -y && \
    apt-get install -y build-essential python libxi-dev libglu-dev libglew-dev pkg-config git

WORKDIR /build

COPY package*.json .
COPY my-threejs-app my-threejs-app

RUN npm install --production

COPY tsconfig.json ./
COPY src src

RUN npm run build

# Build headless-gl natively as the prebuilt binary is not compatible
# See https://github.com/stackgl/headless-gl/issues/65#issuecomment-252742795

RUN git clone https://github.com/stackgl/headless-gl.git && \
    cd headless-gl && \
    git submodule init && \
    git submodule update && \
    npm install && \
    npm run rebuild

# We will later copy headless-gl/build/Release/webgl.node into runtime layer

# Runtime stage, install and copy only what's needed to run
FROM nvidia/opengl:1.0-glvnd-devel-ubuntu20.04

# Install node 14.0
RUN apt-get update -y && \
    apt-get install -y curl gnupg ca-certificates && \
    curl -sL https://deb.nodesource.com/setup_14.x | bash - && \
    apt-get install -y nodejs

# See: https://github.com/stackgl/headless-gl#ubuntudebian
RUN apt-get update -y && \
    apt-get install -y build-essential python libxi-dev libglu-dev libglew-dev pkg-config git

EXPOSE 80

WORKDIR /app

COPY fonts fonts
COPY --from=builder /build/node_modules node_modules
COPY --from=builder /build/tsconfig.json tsconfig.json
COPY --from=builder /build/dist dist
COPY --from=builder /build/package.json package.json
COPY --from=builder /build/headless-gl/build/Release/webgl.node node_modules/gl/build/Release/webgl.node

ENV DISPLAY :0
CMD [ "node", "dist/src/index.js" ]

Sure!
This is a comment with explanation stackgl/headless-gl#116 (comment)