CoffeeShop - Polyglot version upgrade plan

[thangchung]

The intended upgrade version at https://github.com/thangchung/dapr-labs/tree/main/polyglot

• .NET apps: upgrade to .NET 9
• Spin: upgrade to v3.1.0: https://github.com/fermyon/spin/releases/tag/v3.1.0
• Dapr: upgrade to v1.14.4 => https://github.com/salaboy/backstage-dapr#create-a-kind-cluster-with-a-dapr-application
• Use SpinKube: https://github.com/spinkube

[thangchung]

Dapr - Add RabbitMQ for pubsub

• https://github.com/dotnet/aspire/blob/main/playground/dapr/Dapr.AppHost/Program.cs

Python for Barista and Kitchen

• https://github.com/cloudevents/sdk-python
• https://github.com/diagrid-labs/catalyst-loan-broker/blob/main/services/titanium-trust/main.py

[thangchung]

Re-open:

1. We will continue to upgrade The CoffeeShop polyglot sample soon
2. Will consider Dapr Ambient mode as the description in CoffeeShop on Spin with Dapr #4