Override-based compose, profiles in .env, README

template/{{ part_dir }}/Dockerfile.jinja

@@ -10,6 +10,8 @@ FROM ghcr.io/astral-sh/uv:python3.13-bookworm-slim
 RUN apt-get update && apt-get install -y build-essential && rm -rf /var/lib/apt/lists/*
 {%- else -%}
 FROM ghcr.io/astral-sh/uv:python3.13-alpine
+
+RUN apk add --no-cache tzdata
 {%- endif %}
 
 WORKDIR /app