fix(frontend): preserve owner profile when switching charts

frontend/src/app/api/chart-profiles/[id]/route.ts

@@ -36,3 +36,34 @@ export async function DELETE(_request: Request, context: RouteContext) {
     return NextResponse.json({ error: errorMessage(error, "星盘删除失败") }, { status: 500 });
   }
 }
+
+
+export async function PUT(request: Request, context: RouteContext) {
+  try {
+    const { id } = await context.params;
+    const supabase = await createServerSupabaseClient();
+    const { data: { user } } = await supabase.auth.getUser();
+    if (!user) return NextResponse.json({ error: "请先登录" }, { status: 401 });
+
+    const body = await request.json().catch(() => null) as { profile?: unknown } | null;
+    if (!body?.profile || typeof body.profile !== "object" || Array.isArray(body.profile)) {
+      return NextResponse.json({ error: "星盘资料格式不正确" }, { status: 400 });
+    }
+    const { data, error } = await supabase
+      .from("chart_profiles")
+      .update({ profile: body.profile, updated_at: new Date().toISOString() })
+      .eq("id", id)
+      .eq("user_id", user.id)
+      .eq("role", "other")
+      .select("id, role, profile, updated_at")
+      .maybeSingle();
+    if (error) throw error;
+    if (!data) return NextResponse.json({ error: "星盘不存在或无权更新" }, { status: 404 });
+    return NextResponse.json({ profile: data });
+  } catch (error) {
+    if (isSupabaseConfigurationError(error)) {
+      return NextResponse.json({ error: "数据库尚未配置", code: "DATABASE_NOT_CONFIGURED" }, { status: 503 });
+    }
+    return NextResponse.json({ error: errorMessage(error, "星盘更新失败") }, { status: 500 });
+  }
+}