feat(pose_3d): bottone Sblocca braccia

web/pose_3d.js

@@ -574,6 +574,21 @@ function bindPoseButtons() {
   $('p3PoseDelBtn').addEventListener('click', onDeletePose);
 }
 
+async function onUnlock() {
+  clearError();
+  try {
+    await jsonFetch('/api/pose_3d/unlock', { method: 'POST' });
+    $('p3Status').textContent = '✓ Braccia sbloccate';
+    $('p3Status').className = 'p3-status ok';
+  } catch (e) {
+    showError(`Unlock fallito: ${e.message}`);
+  }
+}
+
+function bindUnlockButton() {
+  $('p3UnlockBtn').addEventListener('click', onUnlock);
+}
+
 // ----- init triggered on first activation -----
 let inited = false;
 function ensureInit() {
@@ -590,6 +605,7 @@ function ensureInit() {
   bindPreciseControl();
   bindJogAutoApply();
   bindPoseButtons();
+  bindUnlockButton();
   pollState();
   pollTimer = setInterval(pollState, POLL_MS);
 }