diff --git a/cjpm.toml b/cjpm.toml
index 026bd01..c4ce4cb 100644
--- a/cjpm.toml
+++ b/cjpm.toml
@@ -3,6 +3,7 @@
   name = "simapi_serialization"
   description = "SimApi 全反射 JSON 序列化库（对齐 .NET JsonSerializer.Serialize/Deserialize + SerializerPropertyName/SerializerIgnore 特性）"
   version = "1.0.0"
+  org = "simcu"
   target-dir = ""
   output-type = "static"
 
diff --git a/src/common/Annotations.cj b/src/common/Annotations.cj
index 2f7700d..4520621 100644
--- a/src/common/Annotations.cj
+++ b/src/common/Annotations.cj
@@ -7,9 +7,6 @@
  * 设计决策：本库序列化/反序列化只处理「var 成员变量」（std.reflect 的 instanceVariables），
  * 不处理 prop 属性（instanceProperties）。因此注解 target 仅限 MemberVariable：
  * 标到 prop 上会直接编译报错，避免「标了但不生效」的静默陷阱。
- *
- * 参考仓颉官方注解用法（std.reflect 运行时读取）：
- * https://docs.cangjie-lang.cn/en/docs/1.0.0/libs/std/reflect/reflect_samples/annotation.html
  */
 
 package simapi_serialization.common
diff --git a/src/json/JsonOption.cj b/src/json/JsonOption.cj
index 2c77df0..d5f7938 100644
--- a/src/json/JsonOption.cj
+++ b/src/json/JsonOption.cj
@@ -23,5 +23,5 @@ public class JsonOption {
     public init() {}
 
     /// 默认选项实例
-    public static let instance = JsonOption()
+    public static let instance: JsonOption = JsonOption()
 }
diff --git a/src/json/JsonReader.cj b/src/json/JsonReader.cj
index 017178f..b37cfbf 100644
--- a/src/json/JsonReader.cj
+++ b/src/json/JsonReader.cj
@@ -137,14 +137,14 @@ public class JsonReader {
             }
         }
         // 父类字段（@SerializerParent 宏生成的静态导入方法，沿继承链逐层回填）
-        readParentFields(value, ct, instance, options)
+        readParentFields(value, ct, instance)
         instance
     }
 
     /// 沿 superClass 链调用每层的 importJsonFields 静态方法回填父类字段。
     /// 无宏的父类（hasImportFields 缓存判断）静默跳过；宏生成的方法内部按
     /// if (k == "字段名") 忽略未知键，因此直接把全部 JSON 键传入即可。
-    private static func readParentFields(value: JsonValue, ct: ClassTypeInfo, instance: Any, options: JsonOption): Unit {
+    private static func readParentFields(value: JsonValue, ct: ClassTypeInfo, instance: Any): Unit {
         let jobj = value.asObject()
         var parent = ct.superClass
         while (let Some(p) <- parent) {
diff --git a/src/macros/SerializerParentMacro.cj b/src/macros/SerializerParentMacro.cj
index d4d954a..3ccb39b 100644
--- a/src/macros/SerializerParentMacro.cj
+++ b/src/macros/SerializerParentMacro.cj
@@ -134,7 +134,7 @@ private func unwrapMacroField(md: MacroExpandDecl): ?VarDecl {
 private class FieldVisitor <: Visitor {
     private var _decl: ?VarDecl = None
 
-    public override func visit(decl: VarDecl) {
+    public override func visit(decl: VarDecl): Unit {
         _decl = Some(decl)
         this.breakTraverse()
     }
diff --git a/src/tests/JsonSerializer_test.cj b/src/tests/JsonSerializer_test.cj
index f378b27..02154de 100644
--- a/src/tests/JsonSerializer_test.cj
+++ b/src/tests/JsonSerializer_test.cj
@@ -17,7 +17,7 @@ import simapi_serialization.*
 import simapi_serialization.macros.*
 enum Role {
     | Admin
-    | User
+    | Member
     | Guest
 }
 
@@ -44,7 +44,7 @@ class User <: BaseUser {
     public var _age: Int64 = 0         // 下划线字段
     public var score: Float64 = 0.0    // 无下划线
     public var active: Bool = true     // 无下划线
-    public var _role: Role = Role.User // 下划线字段（枚举）
+    public var _role: Role = Role.Member // 下划线字段（枚举）
     public var opt: ?String = None     // 无下划线（Option=Some）
     public var remark: ?String = None  // 无下划线（Option=None → null）
     public var _tags: Array<String> = [] // 下划线字段（集合）
@@ -109,7 +109,7 @@ func makeUser(): User {
 func roleStr(r: Role): String {
     match (r) {
         case Role.Admin => "Admin"
-        case Role.User => "User"
+        case Role.Member => "User"
         case Role.Guest => "Guest"
     }
 }
@@ -124,7 +124,7 @@ func toStr(x: Any): String {
 public class JsonSerializerTests {
     /// 基础类型序列化
     @TestCase
-    public func basicTypes() {
+    public func basicTypes(): Unit {
         @Expect(JsonSerializer.Serialize(Int64(42)), "42")
         @Expect(JsonSerializer.Serialize(Int32(7)), "7")
         @Expect(JsonSerializer.Serialize(Int16(3)), "3")
@@ -137,7 +137,7 @@ public class JsonSerializerTests {
 
     /// 对象序列化：下划线保留、注解生效、忽略生效、None→null、父类字段不输出
     @TestCase
-    public func objectSerialize() {
+    public func objectSerialize(): Unit {
         let json = JsonSerializer.Serialize(makeUser())
         // 下划线字段原样输出
         @Expect(json.contains("\"_name\": \"alice\""), true)
@@ -171,7 +171,7 @@ public class JsonSerializerTests {
 
     /// 对象反序列化往返
     @TestCase
-    public func objectRoundTrip() {
+    public func objectRoundTrip(): Unit {
         let json = JsonSerializer.Serialize(makeUser())
         let u2 = JsonSerializer.Deserialize<User>(json)
         @Expect(u2._name, "alice")
@@ -203,7 +203,7 @@ public class JsonSerializerTests {
 
     /// Array 往返
     @TestCase
-    public func arrayRoundTrip() {
+    public func arrayRoundTrip(): Unit {
         let json = JsonSerializer.Serialize(["x", "y", "z"])
         let arrBack = JsonSerializer.Deserialize<Array<String>>(json)
         @Expect(arrBack.size, Int64(3))
@@ -213,7 +213,7 @@ public class JsonSerializerTests {
 
     /// ArrayList 往返
     @TestCase
-    public func arrayListRoundTrip() {
+    public func arrayListRoundTrip(): Unit {
         var list = ArrayList<String>()
         list.add("a")
         list.add("b")
@@ -226,7 +226,7 @@ public class JsonSerializerTests {
 
     /// HashSet 往返
     @TestCase
-    public func hashSetRoundTrip() {
+    public func hashSetRoundTrip(): Unit {
         var set = HashSet<String>()
         set.add("x")
         set.add("y")
@@ -238,7 +238,7 @@ public class JsonSerializerTests {
 
     /// HashMap<String, V> 往返
     @TestCase
-    public func hashMapRoundTrip() {
+    public func hashMapRoundTrip(): Unit {
         let m = HashMap<String, Any>()
         m["k1"] = "v1"
         m["k2"] = Int64(42)
@@ -250,7 +250,7 @@ public class JsonSerializerTests {
 
     /// 命名策略：NONE / CAMEL / SNAKE 对当前模型（全小写+下划线）输出一致
     @TestCase
-    public func namingPolicies() {
+    public func namingPolicies(): Unit {
         let optNone = JsonOption()
         optNone.propertyNamingPolicy = PropertyNamingPolicy.Keep
         let jsonNone = JsonSerializer.Serialize(makeUser(), optNone)
@@ -270,7 +270,7 @@ public class JsonSerializerTests {
 
     /// 命名策略转换规则（直接单测）
     @TestCase
-    public func applyNamingPolicy() {
+    public func applyNamingPolicy(): Unit {
         // SnakeCase：大写转 _小写
         @Expect(ReflectionCache.applyNamingPolicy("userName", PropertyNamingPolicy.SnakeCase), "user_name")
         @Expect(ReflectionCache.applyNamingPolicy("userNameAge", PropertyNamingPolicy.SnakeCase), "user_name_age")
@@ -285,7 +285,7 @@ public class JsonSerializerTests {
 
     /// 枚举序列化/反序列化
     @TestCase
-    public func enumSerialize() {
+    public func enumSerialize(): Unit {
         @Expect(JsonSerializer.Serialize(Role.Admin), "\"Admin\"")
         @Expect(JsonSerializer.Serialize(Role.Guest), "\"Guest\"")
         let u = User()
@@ -296,7 +296,7 @@ public class JsonSerializerTests {
 
     /// Option 字段：null → None，值 → Some
     @TestCase
-    public func optionField() {
+    public func optionField(): Unit {
         let none: ?String = JsonSerializer.Deserialize<?String>("null")
         @Expect(none.isNone(), true)
         let some: ?String = JsonSerializer.Deserialize<?String>("\"hi\"")
@@ -308,7 +308,7 @@ public class JsonSerializerTests {
 
     /// 宽松类型转换：JSON 数字 ↔ 字符串字段互转
     @TestCase
-    public func looseConversion() {
+    public func looseConversion(): Unit {
         // 数字 → String 字段
         let s: String = JsonSerializer.Deserialize<String>("42")
         @Expect(s, "42")
@@ -325,7 +325,7 @@ public class JsonSerializerTests {
 
     /// 深度限制：超过 maxDepth 抛异常
     @TestCase
-    public func maxDepth() {
+    public func maxDepth(): Unit {
         let opt = JsonOption()
         opt.maxDepth = 0
         let u = User()
@@ -341,7 +341,7 @@ public class JsonSerializerTests {
     /// 父类字段序列化/反序列化（@SerializerParent 宏）：已并入 objectSerialize/objectRoundTrip，
     /// 此处验证宏生成的静态方法可直接调用
     @TestCase
-    public func parentMacroMethods() {
+    public func parentMacroMethods(): Unit {
         let u = User()
         u._id = "m-1"
         u._createdAt = "2025-02-02"
@@ -365,7 +365,7 @@ public class JsonSerializerTests {
 
     /// 多层继承：爷标宏、中间层不标宏 → 爷字段导出，中间层字段不导出
     @TestCase
-    public func multiLevelInheritance() {
+    public func multiLevelInheritance(): Unit {
         let leaf = LeafChild()
         leaf._gp = "gp-v"
         leaf._mp = "mp-v"
@@ -384,7 +384,7 @@ public class JsonSerializerTests {
 
     /// 宏自动补 open：GrandParent 未显式写 open（@SerializerParent 自动补），继承链可正常编译
     @TestCase
-    public func parentAutoOpen() {
+    public func parentAutoOpen(): Unit {
         let leaf = LeafChild()
         leaf._gp = "auto"
         let json = JsonSerializer.Serialize(leaf)
@@ -393,7 +393,7 @@ public class JsonSerializerTests {
 
     /// 三级继承（全标宏）：爷/父/子 每层字段都导出、反序列化全部回填
     @TestCase
-    public func threeLevelAllMacro() {
+    public func threeLevelAllMacro(): Unit {
         let leaf = LeafAll()
         leaf._ga = "ga-v"
         leaf._ma = "ma-v"
@@ -412,7 +412,7 @@ public class JsonSerializerTests {
 
     /// 三级继承：每层字段互不遮蔽（字段名不同），导出顺序无关，值各自正确
     @TestCase
-    public func threeLevelFieldSeparation() {
+    public func threeLevelFieldSeparation(): Unit {
         let leaf = LeafAll()
         leaf._ga = "G"
         leaf._ma = "M"