feat: dashboard Second Brain, essai 7 jours et vérification e-mail

Rendre le dashboard actionnable (inbox, peek, carte mentale), aligner la facturation sur l’essai 7 jours, et bloquer le login e-mail tant que l’adresse n’est pas confirmée.

Co-authored-by: Cursor <cursoragent@cursor.com>

memento-note/components/interactive-page/page-blocks.tsx

@@ -17,6 +17,7 @@ import { InteractiveDemoPlayer } from '@/components/interactive-demo/interactive
 import { useDarkMode } from '@/components/interactive-demo/demo-speak'
 import { PageFormula, PageMd } from '@/components/interactive-page/page-md'
 import { SimBlockView } from '@/components/interactive-page/sim-block'
+import { StepsBlockView } from '@/components/interactive-page/steps-block'
 import { intentColor } from '@/lib/interactive-demo/intent-colors'
 import type { IntentId, InteractiveDemoV1 } from '@/lib/interactive-demo/types'
 import type { PageBlock } from '@/lib/interactive-page'
@@ -25,16 +26,20 @@ import { cn } from '@/lib/utils'
 /** Intents actually used inside a demo (legend per demo, brainstorm P11). */
 function collectDemoIntents(demo: InteractiveDemoV1): IntentId[] {
   const set = new Set<IntentId>()
-  for (const panel of demo.scene.panels) {
-    if (panel.type === 'svg-scene') {
-      for (const n of panel.payload.nodes) if (n.intent) set.add(n.intent)
-      for (const e of panel.payload.edges ?? []) if (e.intent) set.add(e.intent)
-    }
-    if (panel.type === 'chart') {
-      for (const s of panel.payload.series) if (s.intent) set.add(s.intent)
+  const collectFromPanels = (panels: InteractiveDemoV1['scene']['panels']) => {
+    for (const panel of panels) {
+      if (panel.type === 'svg-scene') {
+        for (const n of panel.payload.nodes) if (n.intent) set.add(n.intent)
+        for (const e of panel.payload.edges ?? []) if (e.intent) set.add(e.intent)
+      }
+      if (panel.type === 'chart') {
+        for (const s of panel.payload.series) if (s.intent) set.add(s.intent)
+      }
     }
   }
+  collectFromPanels(demo.scene.panels)
   for (const act of demo.acts) {
+    if (act.scene) collectFromPanels(act.scene.panels)
     for (const step of act.steps) {
       for (const a of step.annotate ?? []) if (a.intent) set.add(a.intent)
     }
@@ -280,6 +285,10 @@ export function PageBlockView({
     return <SimBlockView block={block} lang={lang} />
   }
 
+  if (block.type === 'steps') {
+    return <StepsBlockView block={block} lang={lang} />
+  }
+
   if (block.type === 'chart') {
     return <ChartBlockView block={block} />
   }