init: added template

src/backend/Containerfile

@@ -0,0 +1,64 @@
+# Stage 1: Build dependencies
+FROM docker.io/python:3.13-alpine3.22 AS deps
+
+COPY --from=ghcr.io/astral-sh/uv:latest /uv /uvx /bin/
+
+WORKDIR /app
+
+ENV UV_COMPILE_BYTECODE=1 \
+    UV_PROJECT_ENVIRONMENT=/opt/venv
+
+COPY pyproject.toml uv.lock ./
+
+RUN --mount=type=cache,target=/root/.cache/uv \
+    uv sync --frozen --no-install-project --no-dev --no-editable
+
+
+# Stage 2: Build backend source
+FROM deps AS backend-builder
+
+COPY . .
+
+
+# Stage 3: Build staticfiles
+FROM deps AS static-builder
+
+COPY . .
+
+RUN uv run --no-dev python manage.py collectstatic --noinput
+
+
+# Stage 3: Runtime application image
+FROM docker.io/python:3.13-alpine3.22 AS app
+
+WORKDIR /app
+
+COPY --from=deps /opt/venv /opt/venv
+COPY --from=backend-builder /app /app
+
+RUN chmod +x scripts/entrypoint.sh && \
+    adduser -D -g '' app && \
+    chown -R app:app /app
+
+ENV PATH="/opt/venv/bin:$PATH" \
+    PYTHONDONTWRITEBYTECODE=1 \
+    PYTHONUNBUFFERED=1 \
+    PYTHONOPTIMIZE=2 \
+    DJANGO_SETTINGS_MODULE=config.settings
+
+USER app
+
+EXPOSE 8080
+
+HEALTHCHECK --interval=30s --timeout=5s --start-period=5s --start-interval=2s --retries=3 \
+    CMD wget --no-verbose --tries=1 --spider http://127.0.0.1:8080/health?format=json || exit 1
+
+ENTRYPOINT ["scripts/entrypoint.sh"]
+
+
+# Stage 4: Staticfiles image
+FROM docker.io/nginx:1.29-alpine-slim AS staticfiles
+
+COPY --from=static-builder /app/static /usr/share/nginx/html
+
+CMD ["nginx", "-g", "daemon off;"]