Fix sudo-root

Dockerfile

@@ -29,13 +29,12 @@ RUN apt-get clean && apt-get update && apt-get dist-upgrade -y && apt-get instal
     # Only use sudo-root for root-owned directory (/dev, /proc, /sys) or user/group permission operations, not for apt-get installation or file/directory operations
     mv -f /usr/bin/sudo /usr/bin/sudo-root && \
     ln -snf /usr/bin/fakeroot /usr/bin/sudo && \
-    groupadd -g 1000 ubuntu || true && \
-    useradd -ms /bin/bash ubuntu -u 1000 -g 1000 || true && \
+    groupadd -g 1000 ubuntu || echo 'Failed to add ubuntu group' && \
+    useradd -ms /bin/bash ubuntu -u 1000 -g 1000 || echo 'Failed to add ubuntu user' && \
     usermod -a -G adm,audio,cdrom,dialout,dip,fax,floppy,games,input,lp,plugdev,render,ssl-cert,sudo,tape,tty,video,voice ubuntu && \
     echo "ubuntu ALL=(ALL:ALL) NOPASSWD: ALL" >> /etc/sudoers && \
     echo "ubuntu:${PASSWD}" | chpasswd && \
-    chown -R -f --no-preserve-root ubuntu:ubuntu / || true && \
-    chown -R -f --no-preserve-root root:root /usr/bin/sudo-root /etc/sudo.conf /etc/sudoers /etc/sudoers.d /etc/sudo_logsrvd.conf /usr/libexec/sudo || true && chmod -f 4755 /usr/bin/sudo-root || true
+    chown -R -f --no-preserve-root ubuntu:ubuntu / || echo 'Failed to set filesystem ownership to ubuntu user'
 
 # Set locales
 ENV LANG="en_US.UTF-8"
@@ -598,6 +597,13 @@ turnserver \
 
 SHELL ["/bin/sh", "-c"]
 
+USER 0
+# Enable sudo through sudo-root with uid 0
+RUN if [ -d "/usr/libexec/sudo" ]; then SUDO_LIB="/usr/libexec/sudo"; else SUDO_LIB="/usr/lib/sudo"; fi && \
+    chown -R -f --no-preserve-root root:root /usr/bin/sudo-root /etc/sudo.conf /etc/sudoers /etc/sudoers.d /etc/sudo_logsrvd.conf "${SUDO_LIB}" || echo 'Failed to provide root permissions to sudo' && \
+    chmod -f 4755 /usr/bin/sudo-root || echo 'Failed to set chmod to sudo-root'
+USER 1000
+
 ENV PIPEWIRE_LATENCY="32/48000"
 ENV XDG_RUNTIME_DIR=/tmp/runtime-ubuntu
 ENV PIPEWIRE_RUNTIME_DIR="${PIPEWIRE_RUNTIME_DIR:-${XDG_RUNTIME_DIR:-/tmp}}"