feat(assets): ship Cameleer3 logo and favicon variants with the design system

Add brand assets as static package exports (logo, logo-16 through logo-512, logo-svg)
with pre-generated PNG sizes for favicons, PWA icons, Apple touch icons, and social images.
Includes inventory showcase section and updated documentation.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

src/pages/Inventory/sections/BrandAssetsSection.module.css

@@ -0,0 +1,86 @@
+.section {
+  margin-bottom: 40px;
+}
+
+.sectionTitle {
+  font-size: 22px;
+  font-weight: 700;
+  color: var(--text-primary);
+  margin: 0 0 24px;
+}
+
+.componentCard {
+  background: var(--bg-surface);
+  border: 1px solid var(--border);
+  border-radius: var(--radius-md);
+  padding: 20px;
+  margin-bottom: 16px;
+  box-shadow: var(--shadow-sm);
+}
+
+.componentTitle {
+  font-size: 14px;
+  font-weight: 600;
+  color: var(--text-primary);
+  margin: 0 0 4px;
+}
+
+.componentDesc {
+  font-size: 12px;
+  color: var(--text-muted);
+  margin: 0 0 16px;
+}
+
+.demoArea {
+  display: flex;
+  flex-wrap: wrap;
+  gap: 12px;
+  align-items: flex-start;
+}
+
+.logoGrid {
+  display: flex;
+  flex-wrap: wrap;
+  gap: 20px;
+  align-items: flex-end;
+}
+
+.logoItem {
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  gap: 6px;
+}
+
+.logoPreview {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  background: var(--bg-body);
+  border: 1px solid var(--border);
+  border-radius: var(--radius-sm);
+  padding: 12px;
+  min-width: 48px;
+  min-height: 48px;
+}
+
+.logoPreview img {
+  display: block;
+  image-rendering: auto;
+}
+
+.logoLabel {
+  font-size: 12px;
+  font-weight: 600;
+  color: var(--text-primary);
+}
+
+.logoExport {
+  font-size: 10px;
+  font-family: var(--font-mono);
+  color: var(--text-muted);
+  background: var(--bg-body);
+  padding: 2px 6px;
+  border-radius: var(--radius-sm);
+  white-space: nowrap;
+}