DDNS compatible with Technitium API and RFC2136

Dockerfile

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+FROM python:3.12-slim
+
+WORKDIR /app
+
+# copy requirements.txt to current folder
+COPY src/requirements.txt .
+
+# install runtime deps
+RUN pip install --no-cache-dir -r requirements.txt
+
+COPY src/technitium-ddns.py .
+RUN chmod +x ./technitium-ddns.py
+
+ENTRYPOINT ["/usr/local/bin/python", "/app/update_tdns_records.py"]