feat: RAM en Go dans popup + version agent dans install.sh

- Popup détail : valeur absolue RAM (Go) affichée à côté du %
- install.sh : bannière version agent plus visible à la fin

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

dashboard/js/popups.js

@@ -128,7 +128,10 @@ const Popups = (() => {
               <div class="chart-card">
                 <div class="chart-header">
                   <div class="chart-label" style="color:var(--blue)"><i class="fa-solid fa-memory"></i>RAM</div>
-                  <span class="chart-cur" style="color:var(--blue)">${Grid.fmtPct(metrics?.memory_used && metrics?.memory_total ? metrics.memory_used / metrics.memory_total * 100 : null)}</span>
+                  <div style="display:flex;align-items:baseline;gap:5px">
+                    <span class="chart-cur" style="color:var(--blue)">${Grid.fmtPct(metrics?.memory_used && metrics?.memory_total ? metrics.memory_used / metrics.memory_total * 100 : null)}</span>
+                    <span style="font-family:var(--font-mono);font-size:10px;color:var(--ink-3)">${Grid.fmt(metrics?.memory_used)}</span>
+                  </div>
                 </div>
                 <svg class="chart-svg" viewBox="0 0 200 52" preserveAspectRatio="none" id="det-mem-chart"></svg>
                 <div class="chart-axis"><span>−30min</span><span>−15min</span><span>now</span></div>

deploy/install.sh

@@ -198,6 +198,8 @@ echo "=== Statut ==="
 systemctl status nanometrics-agent --no-pager || true
 
 echo ""
-ok "Installation terminée — agent $TAG opérationnel"
+echo "======================================"
+echo -e " ${GREEN}✓${NC} Nanometrics Agent ${TAG} installé"
+echo "======================================"
 echo "   Config : $CONFIG_FILE"
 echo "   Logs   : journalctl -u nanometrics-agent -f"