Work around docker uid/gid insanity

app/data/container-build/cerc-builder-js/Dockerfile

@@ -39,6 +39,7 @@ RUN mkdir /scripts
 COPY build-npm-package.sh /scripts
 COPY yarn-local-registry-fixup.sh /scripts
 COPY build-npm-package-local-dependencies.sh /scripts
+COPY fixup-for-uid.sh /scripts
 ENV PATH="${PATH}:/scripts"
 
 COPY entrypoint.sh .

app/data/container-build/cerc-builder-js/entrypoint.sh

@@ -1,2 +1,3 @@
 #!/bin/sh
+/scripts/fixup-for-uid.sh
 exec "$@"

app/data/container-build/cerc-builder-js/fixup-for-uid.sh

@@ -0,0 +1,18 @@
+#!/bin/bash
+# Make the container usable for uid/gid != 1000
+if [[ -n "$CERC_SCRIPT_DEBUG" ]]; then
+    set -x
+fi
+current_uid=$(id -u)
+current_gid=$(id -g)
+user_name="hostuser"
+# First check the current uid. If == 1000 then exit, nothing needed because that uid already exists
+if [[ ${current_uid} == 1000 ]]; then
+    exit 0
+fi
+# Also exit for root
+if [[ ${current_uid} == 0 ]]; then
+    exit 0
+fi
+# Create the user with home dir
+useradd -m -d /home/${user_name} -s /bin/bash -g ${current_gid} -u ${current_uid} ${user_name}