feat(branches): add director assignment status and update overview view

backend/services/falukantService.js

@@ -1055,6 +1055,20 @@ class FalukantService extends BaseService {
         if (u.certificate == null) {
             u.setDataValue('certificate', 1);
         }
+        const directors = await Director.findAll({
+            where: { employerUserId: u.id },
+            attributes: [],
+            include: [{
+                model: FalukantCharacter,
+                as: 'character',
+                attributes: ['regionId'],
+                required: true,
+            }],
+        });
+        const directorRegionIds = new Set(directors.map((director) => director.character.regionId));
+        for (const branch of u.branches ?? []) {
+            branch.setDataValue('hasDirector', directorRegionIds.has(branch.regionId));
+        }
         // Load UserHouse and HouseType in separate queries to avoid EagerLoadingError
         let userHouse = null;
         if (u.id != null) {