wowlet: solo-mining toggle — Wallet startMining/stopMining (RandomWOW via embedded node) + Wallet-menu action

src/MainWindow.cpp

@@ -7,6 +7,7 @@
 #include <QFileDialog>
 #include <QInputDialog>
 #include <QMessageBox>
+#include <QThread>
 #include <QCheckBox>
 
 #include "constants.h"
@@ -253,6 +254,22 @@ void MainWindow::initWidgets() {
        m_wallet->setCacheAttribute("wallet.notes", ui->notes->toPlainText());
     });
 
+    // [Mining] — wowlet: solo-mine to this wallet via the embedded local node (RandomWOW in wownerod)
+    auto *mineAction = new QAction("Mine to this wallet", this);
+    mineAction->setCheckable(true);
+    ui->menuWallet->addAction(mineAction);
+    connect(mineAction, &QAction::toggled, this, [this, mineAction](bool on) {
+        if (on) {
+            int threads = std::max(1, QThread::idealThreadCount() / 2);
+            if (!m_wallet->startMining(threads)) {
+                mineAction->setChecked(false);
+                QMessageBox::warning(this, "Mining", "Could not start mining — make sure the node is connected and synced.");
+            }
+        } else {
+            m_wallet->stopMining();
+        }
+    });
+
     // [Plugins..]
     for (auto* plugin : m_plugins) {
         if (!plugin->hasParent()) {