chore: restore .gitignore to base version

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01QDnKZv4QadK2QFQgpBFv54

.gitignore

@@ -1,13 +1,11 @@
 .DS_Store
 .idea
 .next
-.astro
 .obsidian
 .now
-.cache
+.idea
 .env
 node_modules
-.pnpm-store
 dist
 build
 sandbox
@@ -15,14 +13,6 @@ stash
 coverage
 stats
 *.log
-*.tsbuildinfo
-integrations/**/.react-router
-integrations/**/.vitest-attachments
-integrations/**/__screenshots__
-integrations/**/.output
-integrations/**/.nitro
-integrations/**/.nuxt
-integrations/**/.svelte-kit
 outlined
 lucide-font
 packages/**/src/icons/*.js
@@ -33,9 +23,6 @@ packages/**/src/aliases.ts
 !packages/**/src/aliases/index.ts
 packages/**/src/utils/*.ts
 !packages/shared/src/utils/*.ts
-!packages/shared/src/build/
-!packages/shared/src/build/*.ts
-packages/shared/src/build/types.d.ts
 packages/**/src/dynamicIconImports.ts
 packages/**/DynamicIcon.d.ts
 packages/**/dynamicIconImports.js
@@ -74,3 +61,4 @@ docs/.vercel
 docs/.nitro
 docs/public/og/**
 !docs/public/og/general.png
+.gitignore