Setup workflows and pipelines

[tba76]

Description

This issue consists of setting up pipelines and workflows required to build and deploy this micro service to all environments.
As well as quality control in form of analysis of the code.

Development tasks

• Configure SonarCloud project
• Ensure project is set up with .NET 9
• Configure connection to application insights
• Set up workflows for
  • assigning issues to project
  • build and analyze
  • codeql analysis
  • container scan
• Create helm charts for the new deployment
• Set up build and release pipelines for deploying to AT environments
• Set up build and release piplines for deploying to TT, YT
• Set up build and release pipelines to production
• Set up Azure Service Bus
• QA
• Manual test is complete

Test

• Releases to AT are automatically triggered after merge

Acceptance criteria

• StyleCop and Altinn Rule set active for project/repo
• SonarCloud analysis runs on PR and merge to main
• Dockerfile
• Deployment should run a minimum of 2 replicas, and HPA/VPA should be enabled
• Micro service sends telemetry to AI
• Telemetry from health checks are excluded from logs
• Not possible to commit directly on main
• All PRs require minimum one approver
• Azure Service Bus is available in all environments