Code optimization and controller enchancement

Samples/MachineJob.CodeGenerator/DatabaseWriteEntityCodeGenerator.cs

@@ -0,0 +1,33 @@
+using Microsoft.CodeAnalysis;
+
+namespace Modbus.Net.CodeGenerator
+{
+    [Generator]
+    public class DatabaseWriteEntityCodeGenerator : ISourceGenerator
+    {
+        public void Execute(GeneratorExecutionContext context)
+        {
+            var content = "";
+            for (int i = 1; i <= 10; i++)
+            {
+                content += $@"public double? Value{i} {{ get; set; }}
+        ";
+            }
+            var source = $@"
+
+namespace MachineJob
+{{
+    public partial class DatabaseWriteEntity
+    {{
+        {content}
+    }}
+}}";
+            context.AddSource("DatabaseWriteContent.g.cs", source);
+        }
+
+        public void Initialize(GeneratorInitializationContext context)
+        {
+
+        }
+    }
+}