fix: [org-chart] 대표이사 미배치 제외 및 숨긴 부서 연결선 제거

- 대표이사/사장/회장 등 임원직 미배치 목록에서 제외
- ceoName과 일치하는 직원도 미배치에서 제외
- 숨긴 부서의 상위 연결선(vertical connector) 제거
- rootDepts getter에서도 숨긴 부서 필터링

resources/views/rd/org-chart.blade.php

@@ -129,11 +129,19 @@ function orgChart() {
         unassignedSortable: null,
         hiddenDepts: new Set(),
         dblClickDept: null,
+        execTitles: ['대표이사', '사장', '부사장', '회장', '부회장'],
 
-        get totalEmployees() { return this.employees.length; },
-        get assignedCount() { return this.employees.filter(e => e.department_id).length; },
-        get unassignedCount() { return this.employees.filter(e => !e.department_id).length; },
-        get rootDepts() { return this.getChildrenSorted(null); },
+        isExecutive(emp) {
+            const pos = (emp.position_label || '').trim();
+            if (this.execTitles.includes(pos)) return true;
+            if (this.ceoName && emp.display_name === this.ceoName) return true;
+            return false;
+        },
+        get normalEmployees() { return this.employees.filter(e => !this.isExecutive(e)); },
+        get totalEmployees() { return this.normalEmployees.length; },
+        get assignedCount() { return this.normalEmployees.filter(e => e.department_id).length; },
+        get unassignedCount() { return this.normalEmployees.filter(e => !e.department_id).length; },
+        get rootDepts() { return this.getChildrenSorted(null).filter(d => !this.isDeptHidden(d.id)); },
 
         getChildrenSorted(parentId) {
             return this.departments
@@ -170,7 +178,7 @@ function orgChart() {
         renderUnassigned() {
             const zone = this.$refs.unassignedZone;
             if (!zone) return;
-            let emps = this.employees.filter(e => !e.department_id);
+            let emps = this.employees.filter(e => !e.department_id && !this.isExecutive(e));
             if (this.searchUnassigned) {
                 const q = this.searchUnassigned.toLowerCase();
                 emps = emps.filter(e => (e.display_name || '').toLowerCase().includes(q));
@@ -225,6 +233,7 @@ function orgChart() {
         buildNodeHtml(dept, level) {
             const emps = this.getDeptEmployees(dept.id);
             const children = this.getChildrenSorted(dept.id);
+            const visibleChildren = children.filter(d => !this.isDeptHidden(d.id));
             const total = this.getDeptTotalCount(dept.id);
             const styles = [
                 { border:'2px solid #C4B5FD', hBg:'#F5F3FF', hBdr:'#E9D5FF', icon:'ri-building-2-line', iconClr:'#7C3AED', w:'200px' },
@@ -254,7 +263,7 @@ function orgChart() {
             h += '</div>';
             h += `<div style="padding:3px 8px;background:#F9FAFB;border-top:1px solid #F3F4F6;font-size:11px;color:#9CA3AF;">${total}명</div>`;
             h += '</div>';
-            if (children.length > 0) {
+            if (visibleChildren.length > 0) {
                 h += `<div style="width:1px;height:24px;background:#D1D5DB;"></div>`;
             }
             h += this.buildChildrenHtml(dept.id, level + 1);