add function copy support & refactor api service methods

Author: chhpt

README.md

@@ -107,7 +107,7 @@ exports.main = (event, context, callback) => {
                 "envVariables": {
                     "key": "value"
                 },
-                // 网络配置
+                // 私有网络配置，如果不使用私有网络，可不配置
                 "vpc": {
                     // vpc id
                     "vpcId": "vpc-xxx",

deps/tencentcloud-sdk-nodejs/tencentcloud/index.js

@@ -1,6 +1,6 @@
 module.exports = {
-    common: require("./common"),
-    scf: require("./scf"),
-    tcb: require("./tcb")
-};
-
+    common: require('./common'),
+    scf: require('./scf'),
+    tcb: require('./tcb'),
+    vpc: require('./vpc')
+}

deps/tencentcloud-sdk-nodejs/tencentcloud/scf/v20180416/models.js

@@ -2476,6 +2476,8 @@ class CopyFunctionRequest extends  AbstractModel {
          */
         this.TargetRegion = null;
 
+        this.Override = ''
+        this.CopyConfiguration = ''
     }
 
     /**
@@ -2491,7 +2493,8 @@ class CopyFunctionRequest extends  AbstractModel {
         this.TargetNamespace = 'TargetNamespace' in params ? params.TargetNamespace : null;
         this.Description = 'Description' in params ? params.Description : null;
         this.TargetRegion = 'TargetRegion' in params ? params.TargetRegion : null;
-
+        this.CopyConfiguration = 'CopyConfiguration' in params ? params.CopyConfiguration : null
+        this.Override = 'Override' in params ? params.Override : null
     }
 }