Fix file permissions in docker file

CHANGELOG.md

@@ -4,6 +4,12 @@ All notable changes to this package will be documented in this file.
 
 The format is based on [Keep a Changelog][keepachangelog] and this project adheres to [Semantic Versioning][semver].
 
+## UNRELEASED
+
+### Fixed
+
+- File permissions in docker image
+
 ## v1.5.0
 
 ### Changed

Dockerfile

@@ -42,4 +42,6 @@ LABEL \
     org.opencontainers.image.licenses="MIT"
 
 # Import from builder
-COPY --from=builder --chown=nginx /tmp/rootfs /
+COPY --from=builder /tmp/rootfs /
+
+RUN chown -R nginx:nginx /opt/html