chore: bump min python version to 3.12; bump ty; update actions versions

chore: deprecate python 3.9 (about to reach end of life), run 3.14-de…

…v on ci

ci: switch building & release to uv, update ruff and mypy configs

ci: update ci files according to pymplate

general: clean up project structure and sync ci configs with pymplate

add changelog

reddit2org: fix module type to Queue (regression)

hyp2org, ip2org: cleaner representation

misc: more transition to Queue/Mirror

Merge pull request #20 from karlicoss/updates

updates

mypy: check modules

Merge pull request #12 from karlicoss/polar

polar module: enhancements