feat: add JetBrains as bronze sponsor

Sort sponsors alphabetically within each tier so the order is stable as
new sponsors are added. JetBrains logo viewBox is padded with brand-
compliant clear space so the card height matches other bronze sponsors.

Author: acabelloj

public/sponsors/jetbrains.svg

@@ -17,7 +17,10 @@ const { lang } = Astro.props
 const t = texts[lang as keyof typeof texts]
 
 function filterSponsorsByTier(tier: string): ISponsor[] {
-  return sponsors.filter((s) => s.frontmatter.tier === tier).map((s) => s.frontmatter)
+  return sponsors
+    .filter((s) => s.frontmatter.tier === tier)
+    .map((s) => s.frontmatter)
+    .sort((a, b) => a.name.localeCompare(b.name))
 }
 
 const bronze = filterSponsorsByTier('bronze')

src/components/home/SectionSponsors.astro

@@ -0,0 +1,7 @@
+---
+name: 'JetBrains'
+website: 'https://www.jetbrains.com/'
+tier: 'bronze'
+logobg: '#ffffff'
+logo: '/sponsors/jetbrains.svg'
+---