Merge branch 'GONRG-10847-Fix-GC-Dockerfile' into 'master'

[GONRG-10847] Fix GC dockerfile to allow runAsNonRoot rule in k8s

See merge request !554

build/gc/Dockerfile

@@ -15,9 +15,11 @@ COPY ./app /opt
 RUN pip install --no-cache-dir --upgrade -r /opt/requirements.txt
 RUN pip install setuptools==75.7.0 --upgrade
 
-# Run as user
-RUN addgroup -S nonroot \
-    && adduser -D nonroot -G nonroot
-USER nonroot
+# Create non-root user/group with numeric UID/GID
+RUN addgroup -g 10001 -S nonroot && \
+    adduser -u 10001 -S nonroot -G nonroot
+
+# Use numeric UID explicitly
+USER 10001
 
 CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "8080", "--workers", "4", "--proxy-headers"]