Improve upload stability and throughput

- Reset watchdog BEFORE handleClient loop (fixes 1% crash)
- Increase iterations from 200 to 500
- Reset watchdog every 32 iterations
- Yield only every 64 iterations (reduces context switch overhead)

src/activities/network/CrossPointWebServerActivity.cpp

@@ -305,9 +305,7 @@ void CrossPointWebServerActivity::loop() {
       }
     }
 
-    // Handle web server requests using time-based processing
+    // Handle web server requests - maximize throughput with watchdog safety
-    // Process requests for up to TIME_BUDGET_MS to maximize throughput
-    // while still allowing other loop activities to run
     if (webServer && webServer->isRunning()) {
       const unsigned long timeSinceLastHandleClient = millis() - lastHandleClientTime;
 
@@ -317,18 +315,22 @@ void CrossPointWebServerActivity::loop() {
                       timeSinceLastHandleClient);
       }
 
-      // Process HTTP requests with watchdog safety
+      // Reset watchdog BEFORE processing - HTTP header parsing can be slow
-      // Use iteration-based approach with watchdog resets to prevent crashes
+      esp_task_wdt_reset();
-      // Higher iteration count improves throughput during uploads
+
-      constexpr int MAX_ITERATIONS = 200;
+      // Process HTTP requests in tight loop for maximum throughput
+      // More iterations = more data processed per main loop cycle
+      constexpr int MAX_ITERATIONS = 500;
       for (int i = 0; i < MAX_ITERATIONS && webServer->isRunning(); i++) {
         webServer->handleClient();
-        // Yield every iteration to let WiFi stack receive more packets
+        // Reset watchdog every 32 iterations, yield every 64
-        yield();
+        // Tight loop with minimal yielding for maximum speed
-        // Reset watchdog every 50 iterations to prevent timeout during uploads
+        if ((i & 0x1F) == 0x1F) {
-        if ((i & 0x3F) == 0) {  // Every 64 iterations
           esp_task_wdt_reset();
         }
+        if ((i & 0x3F) == 0x3F) {
+          yield();
+        }
       }
       lastHandleClientTime = millis();
     }