webupdatev1

backend/middleware/compression.js

@@ -1,30 +1,46 @@
 /**
  * Response Compression Middleware
- * Compresses API responses to reduce payload size
+ * High-performance compression with Brotli support
  */
 const compression = require("compression");
+const zlib = require("zlib");
 
 const compressionMiddleware = compression({
-  // Only compress responses larger than 1kb
-  threshold: 1024,
-  // Compression level (0-9, higher = better compression but slower)
+  // Only compress responses larger than 512 bytes (lower threshold)
+  threshold: 512,
+  // Level 6 for gzip (balance between speed and ratio)
   level: 6,
+  // Memory level
+  memLevel: 8,
+  // Use Brotli when available (better compression than gzip)
+  brotli: {
+    enabled: true,
+    zlib: {
+      [zlib.constants.BROTLI_PARAM_QUALITY]: 4, // 0-11, 4 is fast with good compression
+      [zlib.constants.BROTLI_PARAM_MODE]: zlib.constants.BROTLI_MODE_TEXT,
+    },
+  },
   // Filter function - don't compress already compressed formats
   filter: (req, res) => {
     if (req.headers["x-no-compression"]) {
       return false;
     }
-    // Check content-type
+
     const contentType = res.getHeader("Content-Type");
     if (!contentType) return compression.filter(req, res);
 
     // Don't compress images, videos, or already compressed formats
-    if (
-      contentType.includes("image/") ||
-      contentType.includes("video/") ||
-      contentType.includes("application/zip") ||
-      contentType.includes("application/pdf")
-    ) {
+    const skipTypes = [
+      "image/",
+      "video/",
+      "application/zip",
+      "application/pdf",
+      "application/octet-stream",
+      "application/wasm",
+      "font/",
+    ];
+
+    if (skipTypes.some((type) => contentType.includes(type))) {
       return false;
     }