Sprint 4 : decisions et mandats -- workflow complet + vote integration

Backend: 7 nouveaux endpoints (advance, assign, revoke, create-vote-session),
services enrichis avec creation de sessions de vote, assignation de mandataire
et revocation. 35 nouveaux tests (104 total). Frontend: store mandates, page
cadrage decisions, detail mandats, composants DecisionWorkflow, DecisionCadrage,
DecisionCard, MandateTimeline, MandateCard. Documentation mise a jour.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

frontend/app/pages/decisions/index.vue

@@ -9,16 +9,18 @@ const typeOptions = [
   { label: 'Runtime upgrade', value: 'runtime_upgrade' },
   { label: 'Modification de document', value: 'document_change' },
   { label: 'Vote de mandat', value: 'mandate_vote' },
-  { label: 'Personnalise', value: 'custom' },
+  { label: 'Changement de parametre', value: 'parameter_change' },
+  { label: 'Autre', value: 'other' },
 ]
 
 const statusOptions = [
   { label: 'Tous les statuts', value: undefined },
   { label: 'Brouillon', value: 'draft' },
-  { label: 'En cours', value: 'in_progress' },
-  { label: 'Actif', value: 'active' },
-  { label: 'Termine', value: 'completed' },
-  { label: 'Ferme', value: 'closed' },
+  { label: 'Qualification', value: 'qualification' },
+  { label: 'Revue', value: 'review' },
+  { label: 'En vote', value: 'voting' },
+  { label: 'Execute', value: 'executed' },
+  { label: 'Clos', value: 'closed' },
 ]
 
 async function loadDecisions() {
@@ -38,10 +40,11 @@ watch([filterType, filterStatus], () => {
 
 const statusColor = (status: string) => {
   switch (status) {
-    case 'active':
-    case 'in_progress': return 'success'
     case 'draft': return 'warning'
-    case 'completed': return 'info'
+    case 'qualification': return 'info'
+    case 'review': return 'info'
+    case 'voting': return 'primary'
+    case 'executed': return 'success'
     case 'closed': return 'neutral'
     default: return 'neutral'
   }
@@ -49,11 +52,12 @@ const statusColor = (status: string) => {
 
 const statusLabel = (status: string) => {
   switch (status) {
-    case 'active': return 'Actif'
-    case 'in_progress': return 'En cours'
     case 'draft': return 'Brouillon'
-    case 'completed': return 'Termine'
-    case 'closed': return 'Ferme'
+    case 'qualification': return 'Qualification'
+    case 'review': return 'Revue'
+    case 'voting': return 'En vote'
+    case 'executed': return 'Execute'
+    case 'closed': return 'Clos'
     default: return status
   }
 }
@@ -63,7 +67,8 @@ const typeLabel = (decisionType: string) => {
     case 'runtime_upgrade': return 'Runtime upgrade'
     case 'document_change': return 'Modif. document'
     case 'mandate_vote': return 'Vote de mandat'
-    case 'custom': return 'Personnalise'
+    case 'parameter_change': return 'Param. change'
+    case 'other': return 'Autre'
     default: return decisionType
   }
 }
@@ -80,13 +85,21 @@ function formatDate(dateStr: string): string {
 <template>
   <div class="space-y-6">
     <!-- Header -->
-    <div>
-      <h1 class="text-2xl font-bold text-gray-900 dark:text-white">
-        Decisions
-      </h1>
-      <p class="mt-1 text-sm text-gray-600 dark:text-gray-400">
-        Processus de decision collectifs de la communaute
-      </p>
+    <div class="flex items-start justify-between">
+      <div>
+        <h1 class="text-2xl font-bold text-gray-900 dark:text-white">
+          Decisions
+        </h1>
+        <p class="mt-1 text-sm text-gray-600 dark:text-gray-400">
+          Processus de decision collectifs de la communaute
+        </p>
+      </div>
+      <UButton
+        to="/decisions/new"
+        icon="i-lucide-plus"
+        label="Nouvelle decision"
+        color="primary"
+      />
     </div>
 
     <!-- Filters -->