Tell the mirror that Phase 2 is running instead of leaving it on a greyed button

The mirror's own job ends in seconds while Phase 2 runs for minutes on the owner, so the screen sat unchanged on the phase-1 panel — which reads as a hang, and the reasonable response to a hang is to start clicking.

Plugin/unraid/pages/setup.php

@@ -525,6 +525,8 @@ function vvRenderOnboardPanel(d) {
           termCmd:    `bash ${dir}/Partnership/partnership_onboard.sh --phase1-only`,
           phase:      vvDetectedIdentity.phase ?? 0,
           hasPartner: true,
+          waiting:      _vvPhase2Waiting,
+          waitingSince: _vvPhase2Since,
         });
   });
 }
@@ -599,23 +601,45 @@ function vvRenderDone(d) {
 // bootstrap in Step 9 pushed a real run to 4m05s and it grows with library size, so the poll was
 // expiring before the flag landed and the wizard sat unchanged on a partnership that had already
 // succeeded — the exact symptom this function exists to remove.
-let _vvPartnerPoll = null;
+let _vvPartnerPoll   = null;
+let _vvPhase2Waiting = false;   // Phase 2 is running on the owner right now
+let _vvPhase2Since   = 0;       // epoch ms, for the elapsed counter
+let _vvPhase2Tick    = null;    // redraws the counter between checklist polls
+let _vvLastChecklist = null;    // last payload, so the ticker can redraw without refetching
 function vvOnJobDone(id, status) {
   if (!String(id).includes('partnership_onboard')) { vvLoadChecklist(); return; }
   if (_vvPartnerPoll) clearInterval(_vvPartnerPoll);
+  if (_vvPhase2Tick)  clearInterval(_vvPhase2Tick);
+
+  // The mirror's job ending is the START of the wait, not the end of the work — Phase 2 begins on
+  // the owner at this moment. Hold the in-progress panel until the checklist actually turns.
+  _vvPhase2Waiting = true;
+  _vvPhase2Since   = Date.now();
+
+  const stop = () => {
+    _vvPhase2Waiting = false;
+    if (_vvPartnerPoll) { clearInterval(_vvPartnerPoll); _vvPartnerPoll = null; }
+    if (_vvPhase2Tick)  { clearInterval(_vvPhase2Tick);  _vvPhase2Tick  = null; }
+    vvLoadChecklist();
+  };
+
   const deadline = Date.now() + 20 * 60 * 1000;
   const check = () => {
     fetch('/plugins/varaverk/api/checklist.php?_=' + Date.now())
       .then(r => r.json())
       .then(d => {
         const done = (d.items || []).some(i => i.id === 'partnership' && i.ok);
-        if (done || Date.now() > deadline) {
-          clearInterval(_vvPartnerPoll); _vvPartnerPoll = null;
-          vvLoadChecklist();
-        }
+        if (done || Date.now() > deadline) stop();
       })
       .catch(() => {});
   };
+
+  // Redraw between checklist polls so the elapsed counter moves. Without it the panel is static
+  // for six seconds at a time, which reads as frozen — the thing this panel exists to prevent.
+  _vvPhase2Tick = setInterval(() => {
+    if (_vvPhase2Waiting) vvRenderOnboardPanel(_vvLastChecklist || {items: []});
+  }, 1000);
+
   vvLoadChecklist();
   check();
   _vvPartnerPoll = setInterval(check, 6000);
@@ -625,6 +649,7 @@ function vvLoadChecklist() {
   fetch('/plugins/varaverk/api/checklist.php?_=' + Date.now())
     .then(r => r.json()).then(d => {
       const el = document.getElementById('vv-checklist');
+      _vvLastChecklist = d;
       if (!d.ok || !d.items) { el.innerHTML = '<span style="color:#555">Unable to load checklist</span>'; return; }
       vvLabelExit();
       vvRenderOnboardPanel(d);