correction grande partie des items

hooks.ts

@@ -257,8 +257,10 @@ export const useProjects = (user: UserProfile | null) => {
                     }]
                 };
             }));
+            return newChap.id.toString();
         } catch (err) {
             console.error("Failed to add chapter", err);
+            return null;
         }
     };
 
@@ -279,15 +281,16 @@ export const useProjects = (user: UserProfile | null) => {
         }
     };
 
-    const createEntity = async (projectId: string, type: EntityType) => {
+    const createEntity = async (projectId: string, type: EntityType, initialData?: Partial<Entity>) => {
         try {
             const entityPayload = {
                 project_id: projectId,
                 type: type,
-                name: `Nouveau ${type}`,
-                description: '',
-                details: '',
-                attributes: '{}'
+                name: initialData?.name || `Nouveau ${type}`,
+                description: initialData?.description || '',
+                details: initialData?.details || '',
+                attributes: initialData?.attributes ? JSON.stringify(initialData.attributes) : '{}',
+                // Handle customValues if they exist in initialData, though not in original payload
             };
 
             const newEntity = await api.data.create<any>('entities', entityPayload);
@@ -302,12 +305,15 @@ export const useProjects = (user: UserProfile | null) => {
                         name: entityPayload.name,
                         description: entityPayload.description,
                         details: entityPayload.details,
-                        attributes: JSON.parse(entityPayload.attributes)
+                        attributes: JSON.parse(entityPayload.attributes),
+                        customValues: initialData?.customValues || {}
                     }]
                 };
             }));
+            return newEntity.id.toString();
         } catch (err) {
             console.error("Failed to create entity", err);
+            throw err; // Re-throw to let caller know
         }
     };