another copier update to debugging branch

Author: gilesknap

.copier-answers.yml

@@ -1,5 +1,5 @@
 # Changes here will be overwritten by Copier
-_commit: 4.2.0-1-g1797f00
+_commit: 4.2.0-2-ge86e2c4
 _src_path: https://github.com/diamondlightsource/python-copier-template
 author_email: [email protected]
 author_name: Giles Knap

Dockerfile

@@ -41,6 +41,7 @@ RUN chmod o+wrX /venv
 RUN apt-get update && \
     DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \
     busybox \
+    gdb \
     libnss-ldapd \
     && rm -rf /var/lib/apt/lists/* \
     && busybox --install -s