Add dockerfile, docker-compose.yml and update README

README.md

@@ -97,6 +97,20 @@ or to build it from source. We supply pre-built versions for usage with NPM and
 the `pdfjs-dist` name. For more information and examples please refer to the
 [wiki page](https://github.com/mozilla/pdf.js/wiki/Setup-pdf.js-in-a-website) on this subject.
 
+## Using PDF.js in docker
++ Remove package `"@jazzer.js/core"` from `package.json`.
++ In `gulpfile.mjs` add the line `server.host='0.0.0.0'` here:
+
+    ```js
+    const { WebServer } = await import("./test/webserver.mjs");
+    const server = new WebServer({ port });
+    server.host = '0.0.0.0';
+    server.start();
+    ```
++ Build the docker image using `mutagen-compose build`
++ Start the docker container with `mutagen-compose up pdfjs`
++ Access server at `http://localhost:8888/web/viewer.html`
+
 ## Including via a CDN
 
 PDF.js is hosted on several free CDNs:

docker-compose.yml

@@ -0,0 +1,7 @@
+services:
+  pdfjs:
+    build: .
+    container_name: pdfjs_container
+    ports:
+      - "8888:8888"
+    command: bash -c "gulp server"

dockerfile

@@ -0,0 +1,25 @@
+FROM node:18
+
+RUN useradd -r -m -d /app app
+WORKDIR /app
+COPY --chown=app:app ./ ./
+
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends \
+    libcairo2-dev \
+    libpango1.0-dev \
+    libjpeg-dev \
+    libgif-dev \
+    librsvg2-dev \
+    cmake \
+    python3 \
+    && rm -rf /var/lib/apt/lists/*
+
+RUN npm install -g gulp-cli
+
+RUN npm install
+
+USER app
+
+EXPOSE 8888
+CMD ["gulp", "server"]