sync: 2 new components + 2 improvements from fn_registry

- funnel_chart (new) — conversion funnel with gradient bars
- heatmap_grid (new) — generic rows × cols intensity matrix
- alert (1.1.0) — success/warning/info variants added
- data_table (1.1.0) — density prop (compact/cozy/roomy) added

Source: claude.ai/design export — Ads Analytics Dashboard.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

components/alert.md

@@ -3,10 +3,10 @@ name: alert
 kind: component
 lang: ts
 domain: ui
-version: "1.0.0"
+version: "1.1.0"
 purity: impure
-signature: "Alert(props: { variant?: 'default' | 'destructive' }): JSX.Element"
-description: "Alerta accesible con variantes default y destructive. Mantine Alert con slots para título, descripción y acción."
+signature: "Alert(props: { variant?: 'default' | 'destructive' | 'success' | 'warning' | 'info' }): JSX.Element"
+description: "Alerta accesible con 5 variantes semánticas (default, destructive, success, warning, info). Mantine Alert con slots para título, descripción y acción."
 tags: [alert, feedback, component, ui, notification, mantine]
 uses_functions: []
 uses_types: []
@@ -21,13 +21,13 @@ test_file_path: ""
 file_path: "frontend/functions/ui/alert.tsx"
 props:
   - name: variant
-    type: "'default' | 'destructive'"
+    type: "'default' | 'destructive' | 'success' | 'warning' | 'info'"
     required: false
-    description: "Variante visual"
+    description: "Variante visual semántica."
 emits: []
 has_state: false
 framework: react
-variant: [default, destructive]
+variant: [default, destructive, success, warning, info]
 source_repo: "https://gitea-dgg044oo04woo4ggcsws4gk0.organic-machine.com/Bl4cksmith/Frontend_Library"
 source_license: "MIT"
 source_file: "frontend/src/components/ui/alert.tsx"