Add LLMAgent.run() and required data structures

[nerdai]

No description provided.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Files with missing lines	Coverage Δ
src/llm_agents_from_scratch/core/__init__.py	100.00% <100.00%> (ø)
src/llm_agents_from_scratch/core/agent.py	100.00% <100.00%> (ø)
src/llm_agents_from_scratch/core/task_handler.py	100.00% <100.00%> (ø)
...lm_agents_from_scratch/data_structures/__init__.py	100.00% <100.00%> (ø)
...c/llm_agents_from_scratch/data_structures/agent.py	100.00% <100.00%> (ø)

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.