feat: implement Jira auto-sync scheduler and UI configuration

- Added `jiraAutoSync` and `jiraSyncInterval` fields to user preferences for scheduler configuration.
- Created `JiraScheduler` service to manage automatic synchronization with Jira based on user settings.
- Updated API route to handle scheduler actions and configuration updates.
- Introduced `JiraSchedulerConfig` component for user interface to control scheduler settings.
- Enhanced `TODO.md` to reflect completed tasks related to Jira synchronization features.

src/clients/jira-client.ts

@@ -9,6 +9,15 @@ export interface JiraConnectionStatus {
   connected: boolean;
   message: string;
   details?: string;
+  scheduler?: JiraSchedulerStatus;
+}
+
+export interface JiraSchedulerStatus {
+  isRunning: boolean;
+  isEnabled: boolean;
+  interval: 'hourly' | 'daily' | 'weekly';
+  nextSync: string | null;
+  jiraConfigured: boolean;
 }
 
 export class JiraClient extends HttpClient {
@@ -30,6 +39,29 @@ export class JiraClient extends HttpClient {
     const response = await this.post<{ data: JiraSyncResult }>('/sync');
     return response.data;
   }
+
+  /**
+   * Active/désactive le scheduler automatique
+   */
+  async toggleScheduler(enabled: boolean): Promise<JiraSchedulerStatus> {
+    const response = await this.post<{ data: JiraSchedulerStatus }>('/sync', {
+      action: 'scheduler',
+      enabled
+    });
+    return response.data;
+  }
+
+  /**
+   * Met à jour la configuration du scheduler
+   */
+  async updateSchedulerConfig(jiraAutoSync: boolean, jiraSyncInterval: 'hourly' | 'daily' | 'weekly'): Promise<JiraSchedulerStatus> {
+    const response = await this.post<{ data: JiraSchedulerStatus }>('/sync', {
+      action: 'config',
+      jiraAutoSync,
+      jiraSyncInterval
+    });
+    return response.data;
+  }
 }
 
 // Instance singleton