feat: docker

Dockerfile

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+FROM ghcr.io/astral-sh/uv:python3.14-bookworm-slim
+
+WORKDIR /app
+
+# Force uv to use the system Python instead of downloading its own
+ENV UV_PYTHON_DOWNLOADS=never \
+  UV_COMPILE_BYTECODE=1 \
+  UV_LINK_MODE=copy \
+  PYTHONUNBUFFERED=1
+
+# Install locked dependencies first so code changes don't invalidate this layer
+COPY pyproject.toml uv.lock ./
+RUN uv sync --frozen --no-dev
+
+# Then copy the application itself
+COPY main.py formater.py image.py ./
+COPY assets ./assets
+
+# Put the venv on PATH so `python` resolves to the venv interpreter
+ENV PATH="/app/.venv/bin:$PATH"
+
+CMD ["python", "main.py"]