完善客户端模块与工作区能力

src/lib/agent-avatars.ts

@@ -1,3 +1,5 @@
+import { isProjectAgentAvatarDataUrl } from '../../shared/project-config';
+
 const avatarModules = import.meta.glob('../assets/agent-avatars/avatar-*.png', {
   eager: true,
   import: 'default',
@@ -18,6 +20,10 @@ export const agentAvatarOptions: AgentAvatarOption[] = Array.from({ length: 16 }
   };
 });
 
-export function getAgentAvatarSrc(avatarId: string | null | undefined): string {
+export function getAgentAvatarSrc(
+  avatarId: string | null | undefined,
+  avatarDataUrl?: string | null,
+): string {
+  if (isProjectAgentAvatarDataUrl(avatarDataUrl)) return avatarDataUrl;
   return agentAvatarOptions.find((option) => option.id === avatarId)?.src ?? agentAvatarOptions[0]!.src;
 }