Dockerfile

# Use the official Ruby image as the base image
FROM ruby:3.1

# Install Node.js and Yarn
RUN curl -fsSL https://deb.nodesource.com/setup_16.x | bash - \
  && curl -fsSL https://dl.yarnpkg.com/debian/pubkey.gpg | gpg --dearmor -o /usr/share/keyrings/yarn-archive-keyring.gpg \
  && echo "deb [signed-by=/usr/share/keyrings/yarn-archive-keyring.gpg] https://dl.yarnpkg.com/debian stable main" | tee /etc/apt/sources.list.d/yarn.list \
  && apt-get update -qq \
  && apt-get install -y build-essential libpq-dev nodejs yarn

# Set the working directory
WORKDIR /app

# Copy the Gemfile and Gemfile.lock
COPY Gemfile* ./

# Install gems
RUN bundle install

# Compile assets
RUN rails assets:precompile

# Copy the package.json and yarn.lock
COPY package.json yarn.lock ./

# Install JavaScript dependencies
RUN yarn install --check-files

# Copy the rest of the application
COPY . .

# Expose the port the app runs on
EXPOSE 3000

# Start the application
CMD ["bundle", "exec", "rails", "server", "-b", "0.0.0.0"]