fix: RAM déborde de la tuile, corbeille alignée à droite

- g-val : largeur fixe 34px → min-width + white-space:nowrap (RAM "3.0Go/5.8Go")
- tile-foot : justify-content:space-between + wrapper tile-foot-info
  pour que la corbeille soit toujours en bas à droite

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

dashboard/css/app.css

@@ -115,10 +115,12 @@ body{background:var(--bg-1);color:var(--ink-1);font-family:var(--font-ui);font-s
 .g-bar{flex:1;height:5px;border-radius:3px;background:var(--bg-1);overflow:hidden}
 .g-fill{height:100%;border-radius:3px;background:var(--ok);transition:width .3s}
 .g-fill.w{background:var(--warn)}.g-fill.e{background:var(--err)}
-.g-val{font-family:var(--font-mono);font-size:11px;color:var(--ink-2);width:34px;text-align:right}
+.g-val{font-family:var(--font-mono);font-size:11px;color:var(--ink-2);
+       min-width:34px;white-space:nowrap;flex-shrink:0;text-align:right}
 .tile-foot{font-family:var(--font-terminal);font-size:10px;color:var(--ink-4);
-           display:flex;align-items:center;gap:5px;user-select:none}
-.btn-del-agent{margin-left:auto;border:none;background:transparent;cursor:pointer;
+           display:flex;align-items:center;justify-content:space-between;user-select:none}
+.tile-foot-info{display:flex;align-items:center;gap:5px;min-width:0;overflow:hidden}
+.btn-del-agent{border:none;background:transparent;cursor:pointer;flex-shrink:0;
                color:var(--ink-5);font-size:11px;padding:2px 4px;border-radius:4px;
                line-height:1;transition:color .15s,background .15s;user-select:none}
 .btn-del-agent:hover{color:var(--err);background:color-mix(in srgb,var(--err) 12%,transparent)}

dashboard/js/grid.js

@@ -91,9 +91,11 @@ const Grid = (() => {
             </div>
           </div>
           <div class="tile-foot">
-            ${offline
+            <span class="tile-foot-info">
+              ${offline
                 ? '<i class="fa-solid fa-circle-xmark" style="color:var(--err)"></i><span style="color:var(--err)">Hors ligne</span>'
-                : `<i class="fa-solid fa-clock"></i><span>${uptimeStr}</span>`}
+                : `<i class="fa-solid fa-clock"></i><span>${uptimeStr || '—'}</span>`}
+            </span>
             <button class="btn-del-agent" title="Supprimer cet agent"
               onclick="event.stopPropagation();Popups.confirmDeleteAgent('${esc(id)}','${esc(agent.hostname)}')">
               <i class="fa-solid fa-trash"></i>