Fix missing workspace when herald run in container

Containerfile

@@ -22,21 +22,10 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
     zlib1g \
     && rm -rf /var/lib/apt/lists/*
 
-# Herald drives the container daemon through its socket (DOCKER_HOST, default
-# unix:///var/run/docker.sock), so neither docker nor podman is needed here: the
-# compose file mounts the socket. Reaching that socket is what this user needs,
-# and the socket is root-equivalent, so either run the container as root or give
-# it the socket's group, e.g. `group_add: ["<gid of the host docker group>"]`.
-RUN useradd --create-home --shell /usr/sbin/nologin --uid 10001 herald
 
 WORKDIR /app
 COPY --from=builder /app/target/release/herald-server ./herald-server
 
-# git looks for its configuration under $HOME.
-ENV HOME=/home/herald
-
-USER herald
-
 # Exec form, so the binary is PID 1 and receives the SIGTERM it handles to shut
 # down gracefully.
 CMD ["./herald-server"]