Add package_name_regex route, DNS and headless rule item

docs/configuration/dns/rule.md

@@ -11,7 +11,8 @@ icon: material/alert-decagram
     :material-plus: [response_rcode](#response_rcode)  
     :material-plus: [response_answer](#response_answer)  
     :material-plus: [response_ns](#response_ns)  
-    :material-plus: [response_extra](#response_extra)
+    :material-plus: [response_extra](#response_extra)  
+    :material-plus: [package_name_regex](#package_name_regex)
 
 !!! quote "Changes in sing-box 1.13.0"
 
@@ -129,6 +130,9 @@ icon: material/alert-decagram
         "package_name": [
           "com.termux"
         ],
+        "package_name_regex": [
+          "^com\\.termux.*"
+        ],
         "user": [
           "sekai"
         ],
@@ -347,6 +351,12 @@ Match process path using regular expression.
 
 Match android package name.
 
+#### package_name_regex
+
+!!! question "Since sing-box 1.14.0"
+
+Match android package name using regular expression.
+
 #### user
 
 !!! quote ""

docs/configuration/dns/rule.zh.md

@@ -11,7 +11,8 @@ icon: material/alert-decagram
     :material-plus: [response_rcode](#response_rcode)  
     :material-plus: [response_answer](#response_answer)  
     :material-plus: [response_ns](#response_ns)  
-    :material-plus: [response_extra](#response_extra)
+    :material-plus: [response_extra](#response_extra)  
+    :material-plus: [package_name_regex](#package_name_regex)
 
 !!! quote "sing-box 1.13.0 中的更改"
 
@@ -129,6 +130,9 @@ icon: material/alert-decagram
         "package_name": [
           "com.termux"
         ],
+        "package_name_regex": [
+          "^com\\.termux.*"
+        ],
         "user": [
           "sekai"
         ],
@@ -347,6 +351,12 @@ DNS 查询类型。值可以为整数或者类型名称字符串。
 
 匹配 Android 应用包名。
 
+#### package_name_regex
+
+!!! question "自 sing-box 1.14.0 起"
+
+使用正则表达式匹配 Android 应用包名。
+
 #### user
 
 !!! quote ""