Update blog page asset and md loading

lib/cache.js

@@ -9,7 +9,9 @@ const tagCache = new Map();
 const authorCache = new Map();
 
 // Cache configuration
-const CACHE_TTL = 5 * 60 * 1000; // 5 minutes in milliseconds
+const isDevelopment =
+  process.env.NODE_ENV === "development" || !process.env.NODE_ENV;
+const CACHE_TTL = isDevelopment ? 0 : 5 * 60 * 1000; // 0 in dev, 5 minutes in production
 const MAX_CACHE_SIZE = 100; // Maximum number of cached items
 
 /**
@@ -22,6 +24,8 @@ class CacheEntry {
   }
 
   isExpired() {
+    // In development, always consider cache expired (no caching)
+    if (isDevelopment) return true;
     return Date.now() - this.timestamp > CACHE_TTL;
   }
 }