feat: update version to 2026.9.7 in pyproject.toml

Signed-off-by: d9pouces <github@19pouces.net>

tests/dockerfiles/Apt.Dockerfile

@@ -1,5 +1,7 @@
 FROM debian:trixie-slim AS target
 FROM interdiode/id-configurator:latest AS configuration
+RUN apt-get update && apt-get install -y --no-install-recommends gnupg \
+    && rm -rf /var/lib/apt/lists/*
 COPY --from=target / /src/
 COPY --from=generated-config Apt.yaml /config.yaml
 RUN id-configurator apply --config /config.yaml --src /src --dst /dst