feat: add Dockerfile for application build and runtime environment

Author: milsman2

Dockerfile

@@ -0,0 +1,25 @@
+FROM ghcr.io/astral-sh/uv:python3.13-bookworm-slim AS builder
+ENV UV_COMPILE_BYTECODE=1 UV_LINK_MODE=copy
+ENV UV_NO_DEV=1
+ENV UV_PYTHON_DOWNLOADS=0
+WORKDIR /app
+RUN --mount=type=cache,target=/root/.cache/uv \
+    --mount=type=bind,source=uv.lock,target=uv.lock \
+    --mount=type=bind,source=pyproject.toml,target=pyproject.toml \
+    uv sync --locked --no-install-project
+COPY . /app
+RUN --mount=type=cache,target=/root/.cache/uv \
+    uv sync --locked
+
+FROM python:3.13-slim-bookworm AS runtime
+RUN apt-get update \
+    && apt-get upgrade -y \
+    && apt-get clean \
+    && rm -rf /var/lib/apt/lists/*
+RUN groupadd --system --gid 999 nonroot \
+    && useradd --system --gid 999 --uid 999 --create-home nonroot
+COPY --from=builder --chown=nonroot:nonroot /app/ /app
+ENV PATH="/app/.venv/bin:$PATH"
+USER nonroot
+WORKDIR /app/src
+CMD ["python", "-m", "sample_python_app.main"]