chore: move header files to includes folder

include/NodeInfo.h

@@ -0,0 +1,25 @@
+#pragma once
+#include "Globals.h"
+#include <IPAddress.h>
+#include <vector>
+#include <tuple>
+
+struct NodeInfo {
+    String hostname;
+    IPAddress ip;
+    unsigned long lastSeen;
+    enum Status { ACTIVE, INACTIVE, DEAD } status;
+    struct Resources {
+        uint32_t freeHeap = 0;
+        uint32_t chipId = 0;
+        String sdkVersion;
+        uint32_t cpuFreqMHz = 0;
+        uint32_t flashChipSize = 0;
+    } resources;
+    unsigned long latency = 0; // ms since lastSeen
+    std::vector<std::tuple<String, int>> apiEndpoints; // List of registered endpoints
+};
+
+const char* statusToStr(NodeInfo::Status status);
+void updateNodeStatus(NodeInfo &node, unsigned long now, unsigned long inactive_threshold, unsigned long dead_threshold);
+void updateNodeStatus(NodeInfo &node, unsigned long now = millis()); // Legacy overload for backward compatibility