Rename hush→dragonx across wallet codebase

- Rename RESOURCE_HUSHD/HUSH_CLI/HUSH_TX to RESOURCE_DRAGONXD/DRAGONX_CLI/DRAGONX_TX
- Remove unused .bat resource constants (DRAGONXD_BAT, DRAGONX_CLI_BAT)
- Update INCBIN symbols: g_hushd_exe → g_dragonxd_exe, etc.
- Update daemon search paths, removing hush-arrakis-chain fallbacks
- Update process detection (Windows findProcessByName, Linux /proc/comm, macOS pgrep)
- Update build.sh: embed dragonxd.exe/dragonx-cli.exe/dragonx-tx.exe
- Overhaul setup.sh: fix binary names, release paths, add -j passthrough
- Update getDaemonPath/needsDaemonExtraction/hasDaemonAvailable for new names

src/util/platform.cpp

@@ -486,7 +486,7 @@ double Platform::getSelfMemoryUsageMB()
 double Platform::getDaemonMemoryUsageMB()
 {
 #ifdef _WIN32
-    // Windows: use CreateToolhelp32Snapshot to find hushd.exe processes
+    // Windows: use CreateToolhelp32Snapshot to find dragonxd.exe processes
     // and query their working set size.
     HANDLE snap = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);
     if (snap == INVALID_HANDLE_VALUE) return 0.0;
@@ -497,7 +497,7 @@ double Platform::getDaemonMemoryUsageMB()
     double totalMB = 0.0;
     if (Process32First(snap, &entry)) {
         do {
-            if (_stricmp(entry.szExeFile, "hushd.exe") == 0) {
+            if (_stricmp(entry.szExeFile, "dragonxd.exe") == 0) {
                 // GetProcessMemoryInfo requires PROCESS_QUERY_INFORMATION + PROCESS_VM_READ.
                 // Try full access first; fall back to limited for elevated processes.
                 HANDLE hProc = OpenProcess(
@@ -522,8 +522,8 @@ double Platform::getDaemonMemoryUsageMB()
     CloseHandle(snap);
     return totalMB;
 #elif defined(__APPLE__)
-    // macOS: use pgrep to find hushd PIDs, then read RSS via proc_pidinfo
-    FILE* fp = popen("pgrep -x hushd", "r");
+    // macOS: use pgrep to find dragonxd PIDs, then read RSS via proc_pidinfo
+    FILE* fp = popen("pgrep -x dragonxd", "r");
     if (!fp) return 0.0;
     double totalMB = 0.0;
     char line[64];
@@ -548,7 +548,7 @@ double Platform::getDaemonMemoryUsageMB()
     pclose(fp);
     return totalMB;
 #else
-    // Linux: iterate /proc/<pid>/comm looking for "hushd"
+    // Linux: iterate /proc/<pid>/comm looking for "dragonxd"
     DIR* procDir = opendir("/proc");
     if (!procDir) return 0.0;
     double totalMB = 0.0;
@@ -573,7 +573,7 @@ double Platform::getDaemonMemoryUsageMB()
         }
         fclose(cf);
 
-        if (strcmp(comm, "hushd") != 0) continue;
+        if (strcmp(comm, "dragonxd") != 0) continue;
 
         // Read VmRSS from /proc/<pid>/status
         char statusPath[64];

src/util/platform.h

@@ -118,8 +118,8 @@ public:
     static double getSelfMemoryUsageMB();
 
     /**
-     * @brief Get total RSS of all hushd daemon processes in megabytes
-     * Scans for any running hushd process by name, regardless of how it was launched.
+     * @brief Get total RSS of all dragonxd daemon processes in megabytes
+     * Scans for any running dragonxd process by name, regardless of how it was launched.
      * @return Combined daemon RSS in MB, or 0 if no daemon found
      */
     static double getDaemonMemoryUsageMB();