For sure, all these things need to be part of delivery. The Operating Model can cover off a lot of things, so it is often hard to keep it concise. What you are referencing here, I will likely tackle in DataOps and delivery (but thanks for bringing it up)!
An operating model should include tools, standards and methodologies - arguably part of the Delivery Model and Workflow & Delivery Processes but should be mentioned explicitly. See https://www.linkedin.com/posts/antsims_the-information-factory-activity-6646993353349173249-C18o for details.
For sure, all these things need to be part of delivery. The Operating Model can cover off a lot of things, so it is often hard to keep it concise. What you are referencing here, I will likely tackle in DataOps and delivery (but thanks for bringing it up)!