Freedom outbound: Update noises (#579)

* add noises array

* add description for noises values

docs/en/config/outbounds/freedom.md

@@ -14,10 +14,23 @@ Freedom is an outbound protocol that can be used to send (normal) TCP or UDP dat
     "length": "100-200",
     "interval": "10-20" // ms
   },
-  "noise": {
-    "packet": "rand:5-10",
-    "delay": "10-20" // ms
+  "noises":[
+  {
+    "type":"base64",
+    "packet":"7nQBAAABAAAAAAAABnQtcmluZwZtc2VkZ2UDbmV0AAABAAE=",
+    "delay":"10-16"
   },
+  {
+    "type":"rand",
+    "packet":"10-20",
+    "delay":"10-16"
+  },
+  {
+    "type":"str",
+    "packet":"hiGFW",
+    "delay":"10-16"
+  }
+],
   "proxyProtocol": 0
 }
 ```
@@ -61,13 +74,26 @@ A key-value map used to control TCP fragmentation，under some circumstances it
 
 `"interval"`: time between fragments（ms）
 
-> `noise`: map
+::: warning
+⚠️ "noise":{} is deptecated,only "noises":[{}] is supported in 24.9.16 and later
+  :::
+
+> `noises`: [ noiseObject ]
+
+A Array used to control UDP noise，under some circumstances it can bypass some udp based protocol restrictions.
+xray will loop through this array and send each noise packet one by one
+
+`"type"`：Three types are supported. "rand" generates a random byte , "str" uses a user input string, "base64" uses a user input base64 encoded string
+
+`"packet"`：If type is set to "rand" this field will take a range "50-100" or a single value "50"
+
+if type is set to "str" this field will take a string
 
-A key-value map used to control UDP noise，under some circumstances it can bypass some udp based protocol restrictions.
+if type is set to "base64" this field will take a base64 encoded string
 
-`"packet"`：support two different methods."rand:min-max" generates random bytes with min and max length provided for noise."str:Customstring" will use user input string as noise.
+`"delay"`：delay before sending real data (ms). can be a string range like "10-20" or a single integer
 
-`"delay"`：delay before sending real data (ms).If not specified, the default value is 0.
+If not specified, the default value is 0.
 
 > `proxyProtocol`: number