Release v2.8.14

• chore: bump version to v2.8.14 [skip ci] (d309f97)
• fix(kautionen): latest delete start wins (no stuck guard), progress cursor while the impact loads, clearer KA016 text, act-clean tests (1d2d0b4)
• refactor(kautionen): shared Pruefsummen type, one start at a time, simpler overview-modal delete, drop diagnostic success log (66704a3)
• feat(kautionen): load the deletion impact on click and show exactly one dialog (usual question or overview) (ca7de9c)
• chore(kautionen): log successful impact lookups (diagnostics for the missing deletion overview) (f21f29d)
• fix(kautionen): use a Set for de-duplicating the IDs of the impact request (React Doctor js-set-map-lookups) (33a9114)
• fix(kautionen): review findings (chunked impact for large selections, cancel on route change, KA016/42501 status codes, missing database function message, keep house selection on cancel, render dialog on demand, edit-modal test) (7aaf813)
• refactor(papierkorb): route house and apartment deletion through the atomic database cascade (a3769d2)
• feat(kautionen): overview and confirmation before deleting houses, apartments or tenants with booked deposits (452c9a8)

What's Changed

• feat(kautionen): Übersicht und Bestätigung beim Löschen von Haus, Wohnung und Mieter mit gebuchter Kaution by @NtFelix in #1707

Full Changelog: v2.8.13...v2.8.14