Upgrade Astro and Astro Paper to v5

.gitignore

@@ -1,6 +1,8 @@
 # build output
 dist/
-.output/
+
+# generated types
+.astro/
 
 # dependencies
 node_modules/
@@ -11,7 +13,6 @@ yarn-debug.log*
 yarn-error.log*
 pnpm-debug.log*
 
-
 # environment variables
 .env
 .env.production
@@ -19,14 +20,9 @@ pnpm-debug.log*
 # macOS-specific files
 .DS_Store
 
-# ignore .astro directory
-.astro
+# jetbrains setting folder
+.idea/
 
-# yarn
-.yarn/*
-!.yarn/patches
-!.yarn/plugins
-!.yarn/releases
-!.yarn/sdks
-!.yarn/versions
-.pnp.*
+# pagefind
+
+public/pagefind