Fase 2

worker/Dockerfile

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+FROM python:3.12-slim
+
+# Dipendenze di sistema
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    gcc \
+    libpq-dev \
+    curl \
+    && rm -rf /var/lib/apt/lists/*
+
+WORKDIR /worker
+
+# Installa dipendenze Python
+COPY pyproject.toml .
+RUN pip install --no-cache-dir -e ".[dev]"
+
+# Copia codice sorgente
+COPY . .
+
+# Healthcheck: verifica che il processo worker sia vivo
+HEALTHCHECK --interval=30s --timeout=10s --start-period=30s --retries=3 \
+    CMD python -c "import redis; r = redis.Redis.from_url('${REDIS_URL:-redis://redis:6379/0}'); r.ping()" || exit 1
+
+# Entrypoint: avvia il worker arq
+CMD ["python", "-m", "app.main"]