feat(FN-2729): merge fusion/fn-2729

- fix(FN-2729): silence ansi strip lint warning
- test(FN-2729): complete Step 10 — cover node health indicators
- feat(FN-2729): complete Step 9 — colorize CLI node status output
- feat(FN-2729): complete Step 8 — use NodeHealthDot in settings routing status
- test(FN-2729): align ListView node override option expectations
- feat(FN-2729): complete Step 7 — add bulk node status indicators
- fix(engine): prevent auto-merge cooldown loop on unresolvable conflicts
- feat(FN-2911): improve chat attachment compose and preview UX
- feat(FN-2921): merge fusion/fn-2921
- feat(FN-2909): merge fusion/fn-2909
- feat(FN-2914): merge fusion/fn-2914
- feat(FN-2902): merge fusion/fn-2902
- chore(release): v0.8.3
- Update changeset
- fix(tui): swap 3/4 panel hotkeys so they match the help text
- fix(tui): always show auth token and report accurate macOS memory usage

Fusion-Task-Id: FN-2729

packages/dashboard/app/styles.css

@@ -70,6 +70,39 @@ html {
   justify-content: center;
 }
 
+.status-dot {
+  width: var(--space-sm);
+  height: var(--space-sm);
+  border-radius: 50%;
+  display: inline-block;
+  flex-shrink: 0;
+}
+
+.status-dot--online {
+  background: var(--color-success);
+}
+
+.status-dot--offline,
+.status-dot--error {
+  background: var(--color-error);
+}
+
+.status-dot--connecting {
+  background: var(--color-warning);
+  animation: status-dot-pulse var(--transition-slow) ease-in-out infinite;
+}
+
+@keyframes status-dot-pulse {
+  0%,
+  100% {
+    opacity: 1;
+  }
+
+  50% {
+    opacity: 0.4;
+  }
+}
+
 /* === Design Tokens (Theme-Agnostic Defaults) === */
 :root {
   /* Typography */