Fix user rename when restarting container (#7012)

Unsure why this is suddenly missing.

.github/workflows/release.yaml

@@ -138,8 +138,6 @@ jobs:
             package-lock.json
             test/package-lock.json
 
-      - run: SKIP_SUBMODULE_DEPS=1 npm ci
-
       - name: Install cross-compiler and system dependencies
         run: |
           dpkg --add-architecture $TARGET_ARCH
@@ -151,7 +149,10 @@ jobs:
             libsecret-1-dev:$TARGET_ARCH \
             libkrb5-dev:$TARGET_ARCH \
             ca-certificates \
-            curl wget rsync gettext-base
+            curl wget rsync gettext-base \
+            python3
+
+      - run: SKIP_SUBMODULE_DEPS=1 npm ci
 
       - name: Install nfpm
         run: |

ci/release-image/entrypoint.sh

@@ -7,7 +7,7 @@ eval "$(fixuid -q)"
 
 if [ "${DOCKER_USER-}" ]; then
   USER="$DOCKER_USER"
-  if [ "$DOCKER_USER" != "$(whoami)" ]; then
+  if [ -z "$(id -u "$DOCKER_USER" 2>/dev/null)" ]; then
     echo "$DOCKER_USER ALL=(ALL) NOPASSWD:ALL" | sudo tee -a /etc/sudoers.d/nopasswd > /dev/null
     # Unfortunately we cannot change $HOME as we cannot move any bind mounts
     # nor can we bind mount $HOME into a new home as that requires a privileged container.