feat(design): deploy default OG card (JPG/PNG), complete banner hygiene (E8), modernize CJK typography (E9), align title & hero (A2)

src/config.ts

@@ -6,9 +6,9 @@ export const SITE = {
   author: 'Lee Teong Hoe',          // canonical name — same everywhere
   handle: 'Mr Hoelee',
   url: 'https://blog.hoelee.com',
-  title: 'Mr Hoelee — engineering, DevOps & self-hosting',
+  title: 'Mr Hoelee — Full-Stack Developer & DevOps Engineer',
   description:
-    'Personal blog of Lee Teong Hoe (Mr Hoelee) — full-stack engineering, DevOps & self-hosting, AI automation, and Web3 experiments.',
+    'Personal blog of Lee Teong Hoe (Mr Hoelee) — full-stack developer and DevOps engineer. Production systems, self-hosting, and infrastructure.',
   locale: 'en',
   lang: 'en',
   email: '[email protected]',