Add some core tools for debugging processes

services/git-bridge/Dockerfile

@@ -25,7 +25,7 @@ RUN make package \
 
 FROM openjdk:11-jre
 
-RUN apt-get update && apt-get install -y git sqlite3 \
+RUN apt-get update && apt-get install -y git sqlite3 procps htop net-tools sockstat \
  && rm -rf /var/lib/apt/lists
 
 RUN useradd --create-home node