feat: Shrink docker image

Dockerfile

@@ -1,17 +1,32 @@
-FROM --platform=$BUILDPLATFORM python:3.10-alpine AS builder
+### Build stage ###
+FROM python:3.13-alpine AS build
+COPY --from=ghcr.io/astral-sh/uv:0.8.21 /uv /uvx /bin/
+ENV UV_PROJECT_ENVIRONMENT=/app/.venv
 
 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-dev --no-install-workspace
 
-COPY requirements.txt /app
-RUN --mount=type=cache,target=/root/.cache/pip \
-    pip3 install -r requirements.txt
+### Runtime stage ###
+FROM python:3.13-alpine AS runtime
+ENV PATH="/app/.venv/bin:$PATH"
 
+# Install curl for healthchecks
+RUN apk add --no-cache curl
+WORKDIR /app
+
+# Copy the virtual environment from build stage
+COPY --from=build /app/.venv /app/.venv
+
+# Copy all top-level Python files
 COPY . /app
 
-# Add mount point for data volume
+# Optional mount for data
+ENV BASE_DIR=/mnt
 VOLUME /mnt
 
-ENTRYPOINT ["python3"]
-CMD ["main.py"]
+EXPOSE 5000
 
-FROM builder as dev-envs
+ENTRYPOINT ["python3", "main.py"]