chore(release): 0.6.6 [skip ci]

## [0.6.6](https://gitea.psi.ch/mx/aare_launcher/compare/v0.6.5...v0.6.6) (2026-08-20)

### Bug Fixes

* clean up children on exit ([75c687d](75c687d82a))

Cargo.lock

@@ -4,7 +4,7 @@ version = 4
 
 [[package]]
 name = "aare_launcher"
-version = "0.6.5"
+version = "0.6.6"
 dependencies = [
  "anyhow",
  "clap",

Cargo.toml

@@ -6,7 +6,7 @@ repository = "https://gitea.psi.ch/perl_d/aare_launcher"
 keywords = ["mx", "beamline", "launcher", "tui"]
 categories = ["science", "command-line-utilities"]
 license = "GPL-3.0-only"
-version = "0.6.5"
+version = "0.6.6"
 edition = "2024"
 
 # The installed command is `aarel`.