fix(quotas): unifier le décompte IA (BYOK, rollback) et combler les fuites

Centralise la réserve via ai-quota, corrige admin unavailable (-1), brancher les routes sans quota et le host-pays brainstorm, avec usage-meter élargi, noms de clusters, MCP et ajustements dashboard/insights.

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

memento-note/lib/ai/services/agent-executor.service.ts

@@ -17,6 +17,8 @@ import { extractAndDownloadImages, extractImageUrlsFromHtml, downloadImage } fro
 import { calculateNextRun } from '@/lib/agents/schedule'
 import { markdownToHtml } from '@/lib/markdown-to-html'
 import { createNotification } from '@/app/actions/notifications'
+import { withAiQuota } from '@/lib/ai-quota'
+import type { FeatureName } from '@/lib/quota-utils'
 
 // Import tools for side-effect registration
 import '../tools'
@@ -25,6 +27,12 @@ import '../tools'
 
 export type AgentType = 'scraper' | 'researcher' | 'monitor' | 'custom' | 'slide-generator' | 'excalidraw-generator' | 'task-extractor'
 
+function quotaFeatureForAgentType(type: string): FeatureName {
+  if (type === 'slide-generator') return 'slide_generate'
+  if (type === 'excalidraw-generator') return 'excalidraw_generate'
+  return 'reformulate'
+}
+
 export interface AgentExecutionResult {
   success: boolean
   actionId: string
@@ -1759,36 +1767,45 @@ export async function executeAgent(agentId: string, userId: string, promptOverri
 
   // Detect user language
   const lang = await getUserLanguage(userId)
+  const quotaFeature = quotaFeatureForAgentType(agent.type || 'scraper')
 
   try {
-    let result: AgentExecutionResult
+    const result = await withAiQuota(
+      userId,
+      quotaFeature,
+      async () => {
+    let inner: AgentExecutionResult
 
     const hasTools = agent.tools && agent.tools !== '[]' && agent.tools !== 'null'
 
     if (hasTools) {
-      result = await executeToolUseAgent(agent, action.id, lang, promptOverride)
+      inner = await executeToolUseAgent(agent, action.id, lang, promptOverride)
     } else {
       switch ((agent.type || 'scraper') as AgentType) {
         case 'scraper':
-          result = await executeScraperAgent(agent, action.id, lang)
+          inner = await executeScraperAgent(agent, action.id, lang)
           break
         case 'researcher':
-          result = await executeResearcherAgent(agent, action.id, lang)
+          inner = await executeResearcherAgent(agent, action.id, lang)
           break
         case 'monitor':
-          result = await executeMonitorAgent(agent, action.id, lang)
+          inner = await executeMonitorAgent(agent, action.id, lang)
           break
         case 'custom':
-          result = await executeCustomAgent(agent, action.id, lang)
+          inner = await executeCustomAgent(agent, action.id, lang)
           break
         case 'slide-generator':
         case 'excalidraw-generator':
-          result = await executeToolUseAgent(agent, action.id, lang, promptOverride)
+          inner = await executeToolUseAgent(agent, action.id, lang, promptOverride)
           break
         default:
-          result = await executeScraperAgent(agent, action.id, lang)
+          inner = await executeScraperAgent(agent, action.id, lang)
       }
     }
+    return inner
+      },
+      { lane: 'chat' },
+    )
 
     const nextRunUpdate: Record<string, Date | null> = {}
     if (agent.frequency !== 'manual') {