add a production build dockerfile

Dockerfile

@@ -0,0 +1,58 @@
+# The configuration of the server within the container
+ARG HOST=0.0.0.0
+ARG PORT=3000
+
+### STAGE 1: Build Frontend ###
+FROM node:21 as frontend-builder
+
+WORKDIR /app/frontend
+
+# Install (and hopefully hit cached) node_modules
+COPY frontend/package*.json ./
+RUN npm ci --production
+
+# Now copy over the source code and build it with Vite
+# The static site files should be located at /app/frontend/dist in the container
+COPY frontend .
+RUN npm run build
+
+
+
+### STAGE 2: Build Backend and Run ###
+FROM python:3.12-slim
+# Reexport args for this layer
+ARG HOST 
+ARG PORT
+
+WORKDIR /app/
+COPY --from=frontend-builder /app/frontend/dist ./frontend/dist
+
+# Install ffmpeg
+RUN apt-get update
+RUN apt-get install -y ffmpeg
+
+# Install Python dependencies
+COPY Pipfile Pipfile.lock .
+RUN pip3 install pipenv
+RUN PIPENV_VENV_IN_PROJECT=1 pipenv install --deploy --ignore-pipfile
+
+# Copy the source code
+# TODO: will probably want this in a separate `src` directory, especially 
+# if more modules are added
+COPY main.py .
+
+# Set up uvicorn environment defined by ARGS
+ENV UVICORN_HOST=${HOST}
+ENV UVICORN_PORT=${PORT}
+
+ENV PYTHON_ENV=production
+
+# create a non root user, give it access to the application files, and switch to it
+RUN groupadd -r nonroot
+RUN useradd -r -g nonroot nonroot
+RUN chown -R nonroot:nonroot /app
+USER nonroot
+
+EXPOSE $PORT
+CMD ["pipenv", "run", "uvicorn", "main:app"]
+# CMD ["tail", "-f", "/dev/null"]