[dist] Update Dockerfile.

Dockerfile

@@ -1,11 +1,27 @@
-FROM ubuntu:latest
+FROM ghcr.io/astral-sh/uv:python3.13-bookworm-slim AS builder
 
-# Without this, some deps try to reconfigure tzdata (default is UTC)
-ENV DEBIAN_FRONTEND=noninteractive
+ENV UV_COMPILE_BYTECODE=1 UV_LINK_MODE=copy
+ENV UV_PYTHON_DOWNLOADS=0
 
-RUN apt-get update && apt-get install -y python3 python3-pip libgl1-mesa-glx libglib2.0-0
+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 --frozen --no-install-project --no-dev
+ADD . /app
+RUN --mount=type=cache,target=/root/.cache/uv \
+    uv sync --frozen --no-dev && \
+    uv pip install .
 
-RUN pip3 install dvr-scan[opencv]
+FROM python:3.13-slim-bookworm
+
+RUN --mount=target=/var/lib/apt/lists,type=cache,sharing=locked \
+    --mount=target=/var/cache/apt,type=cache,sharing=locked \
+    rm -f /etc/apt/apt.conf.d/docker-clean && \
+    apt-get update && apt-get install --no-install-recommends -yq libgl1-mesa-glx libglib2.0-0
+
+COPY --from=builder --chown=app:app /app /app
+ENV PATH="/app/.venv/bin:$PATH"
 
 WORKDIR /video/