🎉 Initial commit

mqtt-client/Dockerfile

@@ -0,0 +1,17 @@
+# Python 3.13+ is required: ssl.SSLContext.set_psk_client_callback (TLS-PSK)
+# is only available from 3.13.
+FROM python:3.13-slim
+
+WORKDIR /app
+
+COPY requirements.txt .
+RUN pip install --no-cache-dir -r requirements.txt
+
+COPY . .
+
+RUN mkdir -p /var/log/mqtt-client \
+    && useradd --system --no-create-home mqtt \
+    && chown -R mqtt:mqtt /var/log/mqtt-client
+USER mqtt
+
+CMD ["python", "-u", "main.py"]