Docs/limit context window 1304

[Sdsai0311]

changed the code

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[!IMPORTANT] This PR updates documentation with new context window strategies and improves installation and usage instructions, while modifying pre-commit configuration for enhanced code quality checks.

• Documentation:
  • Adds context_window.md to explain context window management strategies.
  • Updates README.md with installation, setup, and usage instructions.
  • Corrects links and instructions in docs/examples/open_llms/README.md, docs/index.rst, docs/introduction.md, docs/open_models.md, and docs/quickstart.rst.
• Pre-commit Configuration:
  • Changes default_stages from [commit] to [pre-commit] in .pre-commit-config.yaml.

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