adding agents and crews

[DonTizi]

This pull request introduces significant enhancements and new features to the RLAMA project, particularly focusing on the management and execution of AI agents. The changes include updates to the README.md file, new commands for managing agents, and various improvements to the codebase for better service handling and connectivity checks.

Key Changes:

Documentation Updates:

• Added new sections in README.md for managing AI agents, including commands for creating, listing, deleting, and running agents, as well as an interactive wizard for agent creation. [1] [2]

New Commands and Features:

• Introduced new commands in cmd/root.go for managing global services and checking connectivity to the Ollama client. [1] [2] [3]
• Added a new command in cmd/web_watch.go to process files as web watch notifications, and commands to link agents and crews to RAG systems. [1] [2]

Codebase Enhancements:

• Updated internal/client/ollama_client.go with new structures for handling generation requests and responses, and improved the GenerateCompletion function to handle message histories. [1] [2] [3] [4] [5]

Dependency Updates:

• Added new dependencies in go.mod for handling colored output and terminal interactions.

Minor Fixes:

• Corrected a typo in the README.md for the --context-size parameter.

These changes collectively enhance the functionality and usability of the RLAMA tool, especially in terms of AI agent management and system integration.