feat: support onCreateParams

src/main/base/org/bdware/sc/JSEngine.java

@@ -21,4 +21,5 @@ public abstract class JSEngine implements ScriptEngine {
      */
     public abstract ContractResult loadContract(
             Contract contract, ContractNode contractNode, boolean isInsnLim);
+
 }

src/main/base/org/bdware/sc/conn/ServiceServer.java

@@ -55,11 +55,10 @@ public class ServiceServer extends Thread {
 
     public void run() {
         EventLoopGroup bossGroup = new NioEventLoopGroup(1);
-        EventLoopGroup workerGroup = new NioEventLoopGroup();
 
         ServerBootstrap b = new ServerBootstrap();
         b.option(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT);
-        b.group(bossGroup, workerGroup)
+        b.group(bossGroup)
                 .channel(NioServerSocketChannel.class)
                 .option(ChannelOption.SO_BACKLOG, 100)
                 .option(ChannelOption.SO_REUSEADDR, false)

src/main/base/org/bdware/sc/node/ContractManifest.java

@@ -1,5 +1,6 @@
 package org.bdware.sc.node;
 
+import com.google.gson.JsonElement;
 import org.bdware.sc.bean.ContractExecType;
 import org.bdware.sc.py.bean.PYPackage;
 
@@ -18,6 +19,7 @@ public class ContractManifest {
     private List<Permission> permissions;
     public boolean startAtUnpack;
     public String sourcePath;
+    public JsonElement createParam;
 
     public List<PYPackage> getPyDependences() {
         return pyDependences;