Work around 'npm run ...' executing as different user

Signed-off-by: Christophe Bedard <bedard.christophe@gmail.com>

Author: christophebedard

.github/workflows/build-and-test.sh

@@ -3,6 +3,18 @@ set -euxo pipefail
 
 npm install -g codecov
 
+# When running inside a Docker container, by default, we're root and all files belond to root.
+# However, calling the npm scripts (build, etc.) with 'npm run ...' runs the commands as user
+# ID=1001, which means we can't open or write to any files. Therefore, if we're in Docker, chown
+# everything under /__w (which is the workspace directory on the host: /home/runner/work) to user
+# ID=1001. See:
+# * https://github.com/ros-tooling/setup-ros/pull/521
+# * https://github.com/npm/cli/issues/4589
+docker_workdir="/__w"
+if [ -d "${docker_workdir}" ]; then
+  chown -R 1001:1001 "${docker_workdir}"
+fi
+
 npm ci
 npm run build
 npm test