Add spicy spaghetti documentation guide

[dev-docs-github-app-dev]

This PR adds a fiery new documentation guide for spaghetti with a playful, spice-themed twist. The new documentation includes:

• Comprehensive overview of spaghetti with a fun "spicy" writing style
• Detailed sections covering history, ingredients, and preparation
• Popular spaghetti dish variations with themed descriptions
• Serving suggestions and storage information
• Nutritional information with entertaining heat-related metaphors

The guide maintains technical accuracy while incorporating creative, heat-themed language throughout to make the documentation more engaging and memorable for readers.

[dev-docs-github-app-dev]

This pull request was created by AI Agent. Please review the changes and provide feedback. Context used:

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