feat: finish keynote content and add missing information

[tomkiel]

Finaliza o conteúdo sobre o quarto keynote da Python Sul utilizando o rascunho criado pelo @vinigfer e aplica pequenas melhorias na exibição de imagens dentro dos posts.

[Copilot]

Pull Request Overview

This PR finalizes the content for the fourth keynote of Python Sul 2025 featuring Felipe de Morais and adds image styling improvements for blog posts. The content includes comprehensive biographical information, embedded videos, and social media links across Portuguese, Spanish, and English versions.

• Complete keynote announcement for Felipe de Morais with detailed biography and achievements
• Enhanced image styling with new CSS classes for better visual presentation
• Multilingual content support across three languages

Reviewed Changes

Copilot reviewed 5 out of 8 changed files in this pull request and generated 3 comments.

Show a summary per file

File	Description
src/assets/scss/pages/single/_some-improves.scss	Adds CSS styling for figures, captions, and image banners
content/markdown/spanish/blog/keynote-felipe-de-morais.md	Creates Spanish version of Felipe de Morais keynote announcement
content/markdown/portuguese/blog/keynote-felipe-de-morais.md	Updates Portuguese version with complete content and corrected URLs
content/markdown/english/blog/keynnote-felipe-de-morais.md	Creates English version of keynote announcement
content/data/event.json	Adds Felipe de Morais to keynote speakers data for all language versions

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[Copilot]

Pull Request Overview

Copilot reviewed 5 out of 8 changed files in this pull request and generated 1 comment.

Comments suppressed due to low confidence (1)

content/markdown/english/blog/keynote-felipe-de-morais.md:1

• The link should use '/en/' prefix for English language, not '/es/' (Spanish).

+++

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