Publish to AWS ECR Public Registry and EKS Marketplaces

- [x] Publish to the public ECR registry
- Listing: https://gallery.ecr.aws/m2t7e1w5/coder-v2
- [x] Apply for custom publisher URL
- [x] Add image
- [x] Publish image to ECR private registry
- [ ] Publish helm chart to ECR private registry
- [ ] Update & publish marketplace listing
- [ ] Automatically push new versions to marketplace

First confirm the closed issue's current status and read the two unchecked checklist items alongside the recent comments. The payload names no files or tests; done would require the Helm chart publication, marketplace listing update, and automatic version publishing to be completed and the checklist updated.

Scritto dal modello di indicizzazione a partire dal testo della issue.