refactor: Fine-tune sidebar interaction and refine company suite configuration

src/sidebar/chatHandlers.ts

@@ -206,6 +206,29 @@ export async function handleChatMessage(provider: SidebarChatProvider, data: any
             }
             return true;
         }
+        case 'setCompanyAgentDisplay': {
+            // 이름/역할/이모지/색상 override. 페이로드는 setCompanyAgentPrompt와
+            // 동일한 패턴 — null이면 전체 reset, 각 필드 빈 문자열이면 그 필드만 reset.
+            const { setAgentDisplayOverride } = await import('../features/company');
+            const agentId = typeof data.agentId === 'string' ? data.agentId : '';
+            if (!agentId) return true;
+            const v = data.override;
+            const override = v === null
+                ? null
+                : {
+                    name: typeof v?.name === 'string' ? v.name : undefined,
+                    role: typeof v?.role === 'string' ? v.role : undefined,
+                    emoji: typeof v?.emoji === 'string' ? v.emoji : undefined,
+                    color: typeof v?.color === 'string' ? v.color : undefined,
+                };
+            const result = await setAgentDisplayOverride(provider._context, agentId, override);
+            provider._view?.webview.postMessage({
+                type: 'setCompanyAgentDisplayResult',
+                value: result.ok ? { ok: true, agentId } : { ok: false, reason: result.reason },
+            });
+            if (result.ok) await provider._sendCompanyAgents();
+            return true;
+        }
         case 'setCompanyAgentRoleCategory': {
             // Override an agent's 직군. Empty / null payload value reverts to
             // the def's own roleCategory. CEO is rejected by the backend.