Nebula AI .NET Integration (Beta)

[0xFirekeeper]

Closes TOOL-3098

---

PR-Codex overview

This PR introduces a new Thirdweb.AI namespace, implementing various client classes for handling chat and execution functionalities with the Nebula API. It also adds new models for session management, feedback submission, and response handling.

Detailed summary

• Added FeedbackClient, ChatClient, ExecutionClient, and SessionManager classes.
• Implemented methods for submitting feedback, sending chat messages, executing commands, and managing sessions.
• Created new data models: ResponseModel<T>, AgentAction, ChatMessage, ChatParamsMultiMessages, ChatParamsSingleMessage, Feedback, FeedbackParams, Session, CreateSessionParams, UpdateSessionParams, and SessionDeleteResponse.
• Updated ThirdwebNebula class to include chat and execution functionalities.
• Enhanced Program.cs with examples of using the new AI features.
• Added unit tests for session creation, chat responses, and execution handling in Thirdweb.AI.Tests.

✨ Ask PR-Codex anything about this PR by commenting with /codex {your question}

[linear]

TOOL-3098 Simple & User Friendly Chat/Execute

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 63.91185% with 131 lines in your changes missing coverage. Please review.

Project coverage is 75.88%. Comparing base (a6afc39) to head (fd20217).

Files with missing lines	Patch %	Lines
Thirdweb/Thirdweb.AI/ThirdwebNebula.cs	68.22%	46 Missing and 15 partials ⚠️
Thirdweb/Thirdweb.AI/SessionManager.cs	26.19%	31 Missing ⚠️
Thirdweb/Thirdweb.AI/ThirdwebNebula.Types.cs	69.13%	25 Missing ⚠️
Thirdweb/Thirdweb.AI/ExecutionClient.cs	61.11%	7 Missing ⚠️
Thirdweb/Thirdweb.AI/FeedbackClient.cs	36.36%	7 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #122      +/-   ##
==========================================
- Coverage   76.86%   75.88%   -0.98%     
==========================================
  Files          28       34       +6     
  Lines        4863     5226     +363     
  Branches      666      690      +24     
==========================================
+ Hits         3738     3966     +228     
- Misses        953     1072     +119     
- Partials      172      188      +16     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.