chore(release): 7.0.0-beta.1

# [7.0.0-beta.1](v6.0.0...v7.0.0-beta.1) (2025-08-19)

* feat!: update project to python3.9 (#913) ([139c14e](139c14e)), closes [#913](#913)

### BREAKING CHANGES

* project and dependencies update not compatible with
python 3.7

Author: srv-rr-github-token