feat(ui): édition templates — nom d'agent par défaut, permissions système et MCP outils — #242

TemplateEditor/TemplatesPanel étendus aux nouveaux champs, projection
useTemplates/adapters/ports, panneau Agents aligné, templatePresentation.ts
extrait. Tests frontend étendus (templates, agents, routage chat WS).

frontend/src/adapters/template.ts

@@ -13,7 +13,7 @@
 import { invoke } from "@tauri-apps/api/core";
 
 import type { Agent, AgentDrift, Template } from "@/domain";
-import type { CreateTemplateInput, TemplateGateway } from "@/ports";
+import type { CreateTemplateInput, TemplateGateway, UpdateTemplateInput } from "@/ports";
 
 export class TauriTemplateGateway implements TemplateGateway {
   listTemplates(): Promise<Template[]> {
@@ -26,13 +26,24 @@ export class TauriTemplateGateway implements TemplateGateway {
         name: input.name,
         content: input.content,
         defaultProfileId: input.defaultProfileId,
+        defaultAgentName: input.defaultAgentName ?? null,
+        systemPermissions: input.systemPermissions ?? null,
+        mcpToolPermissions: input.mcpToolPermissions ?? null,
       },
     });
   }
 
-  updateTemplate(templateId: string, content: string): Promise<Template> {
+  updateTemplate(templateId: string, input: UpdateTemplateInput): Promise<Template> {
     return invoke<Template>("update_template", {
-      request: { templateId, content },
+      request: {
+        templateId,
+        name: input.name,
+        content: input.content,
+        defaultProfileId: input.defaultProfileId,
+        defaultAgentName: input.defaultAgentName ?? null,
+        systemPermissions: input.systemPermissions ?? null,
+        mcpToolPermissions: input.mcpToolPermissions ?? null,
+      },
     });
   }