Add comprehensive demo scripts for Codegen SDK

[codegen-sh]

🎯 Overview

This PR adds 4 production-ready shell scripts to simplify the Codegen SDK demo experience for developers.

📦 What's New

Created Scripts:

1. setup.sh - Environment initialization

   • Checks Python 3.8+ installation
   • Creates virtual environment
   • Installs Codegen SDK
   • Generates demo.py template
   • Creates .env.example

2. start.sh - Run the demo

   • Activates virtual environment
   • Validates credentials
   • Executes demo application
   • Shows status and results

3. send_request.sh - Custom API requests

   • Accepts custom prompts via CLI
   • Sends to Codegen API
   • Waits for completion (60s timeout)
   • Displays formatted results

4. all.sh - Complete workflow

   • Runs full setup → validate → execute pipeline
   • Beautiful progress indicators
   • Comprehensive error messages
   • Shows next steps

Documentation:

• SCRIPTS_README.md - Complete guide with:
  • Usage instructions for each script
  • Quick start guide
  • Workflow diagrams
  • Troubleshooting section
  • Examples and tips

✨ Features

• ✅ Error Handling: All scripts use set -e for fail-fast behavior
• ✅ Validation: Checks for dependencies and credentials
• ✅ User Experience: Beautiful output with emojis and formatting
• ✅ Security: TruffleHog scan passed (no secrets)
• ✅ Syntax: All bash scripts validated
• ✅ Permissions: Executable flags set

🚀 Quick Start

# Get credentials from https://codegen.com/token
export CODEGEN_ORG_ID='your-org-id'
export CODEGEN_TOKEN='your-api-token'

# Run everything at once
./all.sh

# Or try a custom prompt
./send_request.sh "Create a Python function to validate emails"

📋 Testing

All scripts have been tested and validated:

• Bash syntax check passed
• Executable permissions set
• TruffleHog security scan passed
• Error handling verified
• User experience validated

📚 Documentation

Complete documentation available in SCRIPTS_README.md including:

• Detailed script descriptions
• Usage examples
• Troubleshooting guide
• Workflow diagrams

🎯 Use Cases

These scripts are perfect for:

• New developers trying out the SDK
• Quick API testing
• Demo presentations
• Development environment setup
• CI/CD automation

🔗 Links

• Get API Token: https://codegen.com/token
• Documentation: https://docs.codegen.com
• Community: https://community.codegen.com

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Files Changed: 5 files, 635+ lines added
Scripts: setup.sh, start.sh, send_request.sh, all.sh, SCRIPTS_README.md

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💻 View my work • 👤 Initiated by @Zeeeepa • About Codegen
⛔ Remove Codegen from PR • 🚫 Ban action checks

Description by Korbit AI

What change is being made?

Add a complete set of Codegen SDK demo scripts (setup.sh, start.sh, send_request.sh, all.sh) along with an updated SCRIPTS_README.md to provide end-to-end setup, execution, and testing workflows for the demo.

Why are these changes being made?

Introduce an all-in-one, user-friendly demo workflow to quickly initialize the environment, run the demo, and test custom prompts, improving onboarding and experimentation with the Codegen SDK.

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