use sdk9 as build sdk

Author: agile.zhou

Dockerfile

@@ -6,7 +6,7 @@ RUN sed -i 's/MinProtocol = TLSv1.2/MinProtocol = TLSv1/g' /usr/lib/ssl/openssl.
 WORKDIR /app
 EXPOSE 5000
 
-FROM mcr.microsoft.com/dotnet/sdk:8.0 AS build
+FROM mcr.microsoft.com/dotnet/sdk:9.0 AS build
 WORKDIR /src
 COPY ["src/AgileConfig.Server.Apisite/AgileConfig.Server.Apisite.csproj", "AgileConfig.Server.Apisite/"]
 COPY ["src/AgileConfig.Server.Data.Entity/AgileConfig.Server.Data.Entity.csproj", "AgileConfig.Server.Data.Entity/"]