fix: performance optimizations and robots.txt

Author: Loke-60000

.gitignore

@@ -29,3 +29,5 @@ pnpm-debug.log*
 # typescript
 *.tsbuildinfo
 next-env.d.ts
+nohup.out
+public/images-backup/

package.json

@@ -9,7 +9,8 @@
     "build": "next build",
     "start": "next start",
     "lint": "next lint",
-    "images:build": "node scripts/convert-images-to-webp.mjs"
+    "images:build": "node scripts/convert-images-to-webp.mjs",
+    "images:optimize": "node scripts/optimize-images.mjs"
   },
   "dependencies": {
     "@t3-oss/env-nextjs": "^0.11.0",

public/_headers

@@ -0,0 +1,19 @@
+# Cache static assets aggressively (images, fonts, JS, CSS)
+/images/*
+  Cache-Control: public, max-age=31536000, immutable
+
+/fonts/*
+  Cache-Control: public, max-age=31536000, immutable
+
+/_next/static/*
+  Cache-Control: public, max-age=31536000, immutable
+
+/*.mp3
+  Cache-Control: public, max-age=31536000, immutable
+
+# HTML pages — short cache, always revalidate
+/*.html
+  Cache-Control: public, max-age=0, must-revalidate
+
+/
+  Cache-Control: public, max-age=0, must-revalidate