Update README.md for USRSE'25 new name

Update getting-started.md for usrse'25 conference

Update README.md for USRSE'25

Remove github.ref from matrix since it's never valid

Simplify by showing more general link

Simplify template

Display caller workflow runs

Try waiting a bit longer

Try staggering parallel jobs

Tweak matrixed job name

Update links to resources for troubleshooting

Try setting container-registry-password as a workflow secret instead

Extract container registry credentials to workflow inputs

Try normalizing repository for Docker image name compatibility

Try using github.sha for Docker image tag

Remove filter for push trigger

Remove filter for push trigger

Empty commit to trigger CI

Remove filter for push trigger

Test workflow using multiple ref variants

Empty commit to trigger CI

Use directory for scripts

Fix typo