Saga Work Progress

[luky116]

Saga is a dtp(distributed transaction processing) mode used to ensure consistency in distributed systems.The state machine mode of saga implemented in seata java, it`s needs to be support in seata go.

There has been one history implementation, corresponding to the branch: feature/saga, but the details need to be completed, divided into the following tasks:

1. meeting video:

1. part-1
   https://github.com/user-attachments/assets/ffd21880-a530-4c72-abd6-e8140747f83f

2. part-2
   https://github.com/user-attachments/assets/a796e386-c1cd-41c4-b735-d8878dc970ec

2. Work Splitting

• Top-level interface optimization
• Saga proccess error check and fix
• Expression Engine
• More task type
  • Http
  • Func
• More config type support
• Database persistence