Feature/OpenAI example

[murathan-uner]

Completion. Need to get review.

[rorychatt]

Screenshot itself looks super hot

[Copilot]

Pull Request Overview

This PR introduces a new OpenAI integration example application built with the Ivy web framework. The example demonstrates how to create a chat interface that communicates with OpenAI's GPT-4o-mini model.

• Adds a complete OpenAI chat demo application with real-time messaging
• Configures project structure with necessary dependencies and build files
• Implements error handling and environment variable configuration for API key management

Reviewed Changes

Copilot reviewed 7 out of 8 changed files in this pull request and generated 4 comments.

Show a summary per file

File	Description
openai/README.md	Documentation for running and deploying the OpenAI example
openai/Program.cs	Main application entry point with server configuration
openai/OpenAIExample.sln	Visual Studio solution file for the project
openai/OpenAIExample.csproj	Project file with dependencies including Ivy and OpenAI packages
openai/GlobalUsings.cs	Global using statements for Ivy framework namespaces
openai/Apps/OpenAIExample.cs	Main chat application implementation with OpenAI integration
openai/.gitignore	Standard .NET gitignore configuration

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