Cookiecutter UV Migration

[raederan]

Migrate to https://github.com/osprey-oss/cookiecutter-uv
CI mechanism similar to https://github.com/OO-LD/oold-python

All open PRs #120 #3 must be solved for migration

Versioned tags example:

• OO-LD/oold-schema@33fb7e2
• example versioned docs https://oo-ld.github.io/oold-schema/0.4.0/

[raederan]

all PRs #120 and #3 are resolved;
#129 merge can close this issue

[LukasGold]

Done. #129 (merged 2026-08-05) migrated structure, tooling, CI/CD and docs to the uv/zensical stack. The blocking #120 merged 2026-07-07.