fix: Dockerfile to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-DEBIAN12-EXPAT-6227597
- https://snyk.io/vuln/SNYK-DEBIAN12-EXPAT-6227603
- https://snyk.io/vuln/SNYK-DEBIAN12-SYSTEMD-6277507
- https://snyk.io/vuln/SNYK-DEBIAN12-SYSTEMD-6277507
- https://snyk.io/vuln/SNYK-DEBIAN12-ZLIB-6008963

Dockerfile

@@ -8,7 +8,7 @@ COPY ./pyproject.toml ./poetry.lock /tmp/
 
 RUN poetry export -f requirements.txt --output requirements.txt --without-hashes
 
-FROM python:3.10-slim as base
+FROM python:3.13.0a4-slim as base
 
 RUN apt-get update -qq \
     && apt-get install -qq --no-install-recommends git \