Install and Configure CrewAI Framework

[cjohnson74]

Description:
Set up the CrewAI framework for multi-agent development and create initial project structure.

Tasks:

• Install CrewAI and dependencies
• Create project directory structure
• Set up configuration files
• Create basic agent template
• Test CrewAI hello world example

Acceptance Criteria:
CrewAI installed and working
Project structure established
Basic agent can be created and executed
Configuration system in place
Development environment documented