feat: adds Containerfile with frontend serving

Containerfile

@@ -0,0 +1,42 @@
+FROM node:22-slim AS react-builder
+
+WORKDIR /app
+COPY frontend/ /app/
+RUN --mount=type=cache,target=/root/.npm npm ci
+RUN npm run build                # Outputs to /app/dist
+
+FROM ghcr.io/astral-sh/uv:python3.12-trixie-slim AS python-builder
+
+ENV UV_PYTHON_DOWNLOADS=0
+
+WORKDIR /app
+
+# Install dependencies first (layer caching)
+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 --no-editable
+
+# Copy project source and install the project itself
+COPY ./ /app/
+RUN --mount=type=cache,target=/root/.cache/uv \
+    uv sync --locked --no-editable
+
+
+FROM python:3.12-slim-trixie
+
+WORKDIR /app
+
+COPY alembic /app/alembic
+COPY alembic.ini /app
+COPY src /app/src
+COPY --from=python-builder /app/.venv /app/.venv
+COPY --from=react-builder /app/dist /app/static
+
+# Ensure venv is on PATH
+ENV PATH="/app/.venv/bin:$PATH" \
+    UV_PYTHON_DOWNLOADS=0
+
+EXPOSE 8000
+
+CMD ["uvicorn", "src.main:app", "--host", "0.0.0.0", "--port", "8000"]