Merge branch 'dev' into agent/rex/CUB-45-agent-card-final

frontend/src/app/components/agent-status-badge/agent-status-badge.component.html

@@ -0,0 +1,8 @@
+<span class="badge"
+      [class]="statusClass"
+      [class.badge--pulse]="hasPulse"
+      [attr.aria-label]="'Agent status: ' + displayLabel"
+      role="status">
+  <span class="badge__dot"></span>
+  <span class="badge__label">{{ displayLabel }}</span>
+</span>

frontend/src/app/components/agent-status-badge/agent-status-badge.component.scss

@@ -0,0 +1,146 @@
+// ============================================================================
+// Agent Status Badge — per spec Section 7.3
+// Colored pill with dot indicator and optional pulse animation.
+// ============================================================================
+
+$badge-height: 24px;
+$dot-size: 8px;
+$border-radius: 12px;
+$font-size: 12px;
+$font-weight: 500;
+$padding-x: 8px;
+$gap: 6px;
+
+@use 'sass:color';
+
+// Status color palette
+$color-active: #22c55e;   // green-500
+$color-idle: #9ca3af;     // gray-400
+$color-thinking: #3b82f6; // blue-500
+$color-error: #ef4444;    // red-500
+$color-offline: #9ca3af;  // gray-400
+
+// Background tints (12% opacity for soft pill background)
+$bg-active: rgba($color-active, 0.12);
+$bg-idle: rgba($color-idle, 0.12);
+$bg-thinking: rgba($color-thinking, 0.12);
+$bg-error: rgba($color-error, 0.12);
+$bg-offline: rgba($color-offline, 0.12);
+
+// ---------------------------------------------------------------------------
+// Base pill
+// ---------------------------------------------------------------------------
+.badge {
+  display: inline-flex;
+  align-items: center;
+  height: $badge-height;
+  padding: 0 $padding-x;
+  border-radius: $border-radius;
+  gap: $gap;
+  font-size: $font-size;
+  font-weight: $font-weight;
+  line-height: 1;
+  white-space: nowrap;
+  user-select: none;
+}
+
+// ---------------------------------------------------------------------------
+// Dot indicator
+// ---------------------------------------------------------------------------
+.badge__dot {
+  width: $dot-size;
+  height: $dot-size;
+  border-radius: 50%;
+  flex-shrink: 0;
+}
+
+// ---------------------------------------------------------------------------
+// Label text
+// ---------------------------------------------------------------------------
+.badge__label {
+  line-height: 1;
+}
+
+// ---------------------------------------------------------------------------
+// Status color variants
+// ---------------------------------------------------------------------------
+.badge--active {
+  background: $bg-active;
+  color: color.adjust($color-active, $lightness: -10%);
+
+  .badge__dot {
+    background: $color-active;
+  }
+}
+
+.badge--idle {
+  background: $bg-idle;
+  color: color.adjust($color-idle, $lightness: -15%);
+
+  .badge__dot {
+    background: $color-idle;
+  }
+}
+
+.badge--thinking {
+  background: $bg-thinking;
+  color: color.adjust($color-thinking, $lightness: -10%);
+
+  .badge__dot {
+    background: $color-thinking;
+  }
+}
+
+.badge--error {
+  background: $bg-error;
+  color: color.adjust($color-error, $lightness: -10%);
+
+  .badge__dot {
+    background: $color-error;
+  }
+}
+
+.badge--offline {
+  background: $bg-offline;
+  color: color.adjust($color-offline, $lightness: -15%);
+
+  .badge__dot {
+    background: $color-offline;
+  }
+}
+
+// ---------------------------------------------------------------------------
+// Pulse animation — applied when status is active, thinking, or error
+// ---------------------------------------------------------------------------
+.badge--pulse {
+  .badge__dot {
+    animation: pulse-dot 2s ease-in-out infinite;
+  }
+}
+
+// Active: 2s pulse
+.badge--active.badge--pulse .badge__dot {
+  animation-duration: 2s;
+}
+
+// Thinking: 3s pulse
+.badge--thinking.badge--pulse .badge__dot {
+  animation-duration: 3s;
+}
+
+// Error: 0.8s pulse (fast, urgent)
+.badge--error.badge--pulse .badge__dot {
+  animation-duration: 0.8s;
+}
+
+@keyframes pulse-dot {
+  0%,
+  100% {
+    opacity: 1;
+    transform: scale(1);
+  }
+  50% {
+    opacity: 0.4;
+    transform: scale(1.5);
+  }
+}

frontend/src/app/components/agent-status-badge/agent-status-badge.component.ts

@@ -0,0 +1,54 @@
+import { ChangeDetectionStrategy, Component, input } from '@angular/core';
+import { AgentStatus } from '../../models/agent.model';
+
+/**
+ * Agent Status Badge component.
+ * Displays a colored pill with a pulse animation indicating the agent's current status.
+ * Per spec Section 7.3: Agent Card Component Interface — status indicator.
+ *
+ * Color mapping:
+ * - Active → green
+ * - Idle → gray
+ * - Thinking → blue
+ * - Error → red
+ * - Offline → gray (no pulse)
+ *
+ * Pulse animations:
+ * - Active → 2s
+ * - Error → 0.8s
+ * - Thinking → 3s
+ * - Idle / Offline → no pulse
+ */
+@Component({
+  selector: 'app-agent-status-badge',
+  standalone: true,
+  imports: [],
+  templateUrl: './agent-status-badge.component.html',
+  styleUrl: './agent-status-badge.component.scss',
+  changeDetection: ChangeDetectionStrategy.OnPush,
+})
+export class AgentStatusBadgeComponent {
+  /** Current agent status — binds to the AgentStatus type from the model. */
+  readonly status = input.required<AgentStatus>();
+
+  /** Label text shown inside the badge. Defaults to title-cased status. */
+  readonly label = input<string>();
+
+  get displayLabel(): string {
+    return this.label() ?? this.titleCase(this.status());
+  }
+
+  /** CSS class driven by the current status value. */
+  get statusClass(): string {
+    return `badge--${this.status()}`;
+  }
+
+  /** Whether the pulse animation should be active for the current status. */
+  get hasPulse(): boolean {
+    return this.status() === 'active' || this.status() === 'thinking' || this.status() === 'error';
+  }
+
+  private titleCase(value: string): string {
+    return value.charAt(0).toUpperCase() + value.slice(1);
+  }
+}

frontend/src/app/components/agent-status-badge/index.ts

@@ -0,0 +1 @@
+export { AgentStatusBadgeComponent } from './agent-status-badge.component';

frontend/src/app/components/index.ts

@@ -0,0 +1 @@
+export { AgentStatusBadgeComponent } from './agent-status-badge/agent-status-badge.component';

frontend/src/app/pages/hub/hub-page.component.scss

@@ -0,0 +1,28 @@
+// ============================================================================
+// Hub Page — Responsive AgentCard Grid
+// Desktop (≥1024px): 2×2 grid
+// Mobile (<1024px): single-column stack
+// ============================================================================
+
+.hub-page {
+  display: grid;
+  grid-template-columns: 1fr;
+  gap: 16px;
+  padding: var(--cc-section-padding, 16px);
+  min-height: 400px;
+  overflow-x: hidden;
+}
+
+.hub-page__placeholder {
+  color: var(--cc-on-surface-variant);
+  font-size: 16px;
+  text-align: center;
+  padding: 24px 0;
+}
+
+// Desktop / kiosk breakpoint — 2-column grid
+@media (min-width: 1024px) {
+  .hub-page {
+    grid-template-columns: repeat(2, 1fr);
+  }
+}

frontend/src/app/pages/hub/hub-page.component.ts

@@ -9,18 +9,7 @@ import { ChangeDetectionStrategy, Component } from '@angular/core';
       <p class="hub-page__placeholder">Command Hub — Fleet status grid will render here</p>
     </div>
   `,
-  styles: [`
-    .hub-page {
-      display: flex;
-      align-items: center;
-      justify-content: center;
-      min-height: 400px;
-    }
-    .hub-page__placeholder {
-      color: var(--cc-on-surface-variant);
-      font-size: 16px;
-    }
-  `],
+  styleUrl: './hub-page.component.scss',
   changeDetection: ChangeDetectionStrategy.OnPush,
 })
 export class HubPageComponent {}

frontend/src/styles.scss

@@ -48,6 +48,17 @@ html {
 // These are NOT part of the M3 tonal palette; they are semantic overrides.
 // ---------------------------------------------------------------------------
 :root {
+  // --- Tactical Dark Mode color palette (CUB-47) ---
+  --color-surface: #0F172A;
+  --color-surface-light: #1E293B;
+  --color-primary: #38BDF8;
+  --color-secondary: #2DD4BF;
+  --color-accent: #A78BFA;
+  --color-danger: #F87171;
+  --color-text-primary: #FFFFFF;
+  --color-text-secondary: #94A3B8;
+  --color-border: #334155;
+
   // --- Status colors ---
   --status-active: #38BDF8;
   --status-idle: #2DD4BF;
@@ -90,7 +101,7 @@ html {
 // Global Body Styles
 // ---------------------------------------------------------------------------
 body {
-  background-color: var(--cc-background);
+  background-color: var(--color-surface);
   color: var(--cc-on-surface);
   font-family: 'Inter', 'Roboto', sans-serif;
   margin: 0;