restricted networking for all sandboxing methods, new seatbelt profiles, updated docs, fixes to sandbox build, debugging through sandbox (#891)

1 files changed, 1 insertions, 0 deletions

diff --git a/Dockerfile b/Dockerfile
index d6e8c2ae..092e1ed5 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -23,6 +23,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
   psmisc \
   lsof \
   socat \
+  ca-certificates \
   && apt-get clean \
   && rm -rf /var/lib/apt/lists/*