alacroix (#697)

* alacroix hall voice

* alacroix hall voice

* CI: Sanitize mp3

---------

Co-authored-by: Alexandre Lacroix <alacroix@bess-f2r5s16.clusters.42paris.fr>
Co-authored-by: GitHub Actions <actions@github.com>

Author: 3 people

custom/alacroix.json

@@ -0,0 +1,8 @@
+{
+    "welcome": {
+        "mp3": "alacroix/in"
+    },
+    "goodbye": {
+        "mp3": "alacroix/out"
+    }
+}