diff --git a/Cargo.toml b/Cargo.toml
index 97a5f2b..008d1f5 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -25,40 +25,67 @@ categories = ["config", "asynchronous", "development-tools"]
 [workspace.dependencies]
 base64 = "0.21"
 bytes = "1"
-bcrypt = "0.14"
+bcrypt = "0.15.0"
 encoding_rs = "0.8"
 form_urlencoded = "1"
 headers = "0.3"
 http = "0.2"
-hyper = "0.14"
+hyper = "1.0.1"
 hyper-timeout = "0.4"
 hmac = "0.12"
 hex = "0.4"
 log = "0.4"
 
+openssl = "0.10"
+opentelemetry-http = { version = "0.10", default-features = false }
+opentelemetry-semantic-conventions = { version = "0.13", default-features = false }
+opentelemetry-prometheus = { version = "0.14", default-features = false }
+opentelemetry = { version = "0.21", default-features = false }
+
+polaris-circuitbreak = { path = "./crates/circuitbreak", version = "0.1.3" }
 polaris-config = { path = "./crates/config", version = "0.1.3" }
 polaris-core = { path = "./crates/core", version = "0.1.3" }
+polaris-discovery = { path = "./crates/discovery", version = "0.1.3" }
+polaris-loadbalance = { path = "./crates/loadbalance", version = "0.1.3" }
+polaris-middleware = { path = "./crates/middleware", version = "0.1.3" }
+polaris-observability = { path = "./crates/observability", version = "0.1.3" }
 polaris-ratelimit = { path = "./crates/ratelimit", version = "0.1.3" }
 polaris-registry = { path = "./crates/registry", version = "0.1.3" }
 polaris-router = { path = "./crates/router", version = "0.1.3" }
-polaris-specification = "0.1.1"
 
+polaris-specification = "1.4.1"
 
+quinn = { version = "0.10", default-features = false }
+quote = "1"
 rand = "0.8"
-rcgen = "0.10"
+rcgen = "0.11"
 regex = "1"
-rustls = "0.20"
+reqwest = { version = "0.11", default-features = false }
+ring = "0.17"
+rust_decimal = "1"
+rustls = "0.21"
+rustls-pemfile = "1"
+
 serde = "1"
 serde_json = "1"
+serde-xml-rs = "0.6"
+serde_urlencoded = "0.7"
+serde_yaml = "0.9"
+sha2 = "0.10"
 tokio = "1"
 tokio-native-tls = "0.3"
-tokio-rustls = "0.23"
+tokio-rustls = "0.24.0"
 tokio-openssl = "0.6"
 tokio-stream = { version = "0.1", default-features = false }
 tokio-util = "0.7"
-tokio-tungstenite = { version = "0.18", default-features = false }
+tokio-tungstenite = { version = "0.20.1", default-features = false }
 tracing = "0.1"
 tracing-subscriber = "0.3"
 tracing-test = "0.2.1"
 url = "2"
-x509-parser = "0.15.0"
\ No newline at end of file
+x509-parser = "0.15.0"
+
+# Compress
+brotli = { version = "3.3", default-features = false }
+flate2 = { version = "1.0", default-features = false }
+zstd = { version = "0.13", default-features = false }
\ No newline at end of file
diff --git a/LICENSE-MIT b/LICENSE-MIT
index 344f98d..95b9ee9 100644
--- a/LICENSE-MIT
+++ b/LICENSE-MIT
@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2022 houseme
+Copyright (c) 2022 Polaris Mesh
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
diff --git a/crates/circuitbreak/Cargo.toml b/crates/circuitbreak/Cargo.toml
new file mode 100644
index 0000000..664d81d
--- /dev/null
+++ b/crates/circuitbreak/Cargo.toml
@@ -0,0 +1,18 @@
+[package]
+name = "polaris-circuitbreak"
+version.workspace = true
+authors.workspace = true
+edition.workspace = true
+rust-version.workspace = true
+license.workspace = true
+description.workspace = true
+homepage.workspace = true
+repository.workspace = true
+documentation.workspace = true
+readme.workspace = true
+keywords.workspace = true
+categories.workspace = true
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
diff --git a/crates/circuitbreak/src/lib.rs b/crates/circuitbreak/src/lib.rs
new file mode 100644
index 0000000..7d12d9a
--- /dev/null
+++ b/crates/circuitbreak/src/lib.rs
@@ -0,0 +1,14 @@
+pub fn add(left: usize, right: usize) -> usize {
+    left + right
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn it_works() {
+        let result = add(2, 2);
+        assert_eq!(result, 4);
+    }
+}
diff --git a/crates/discovery/Cargo.toml b/crates/discovery/Cargo.toml
new file mode 100644
index 0000000..00868cc
--- /dev/null
+++ b/crates/discovery/Cargo.toml
@@ -0,0 +1,18 @@
+[package]
+name = "polaris-discovery"
+version.workspace = true
+authors.workspace = true
+edition.workspace = true
+rust-version.workspace = true
+license.workspace = true
+description.workspace = true
+homepage.workspace = true
+repository.workspace = true
+documentation.workspace = true
+readme.workspace = true
+keywords.workspace = true
+categories.workspace = true
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
diff --git a/crates/discovery/src/lib.rs b/crates/discovery/src/lib.rs
new file mode 100644
index 0000000..7d12d9a
--- /dev/null
+++ b/crates/discovery/src/lib.rs
@@ -0,0 +1,14 @@
+pub fn add(left: usize, right: usize) -> usize {
+    left + right
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn it_works() {
+        let result = add(2, 2);
+        assert_eq!(result, 4);
+    }
+}
diff --git a/crates/loadbalance/Cargo.toml b/crates/loadbalance/Cargo.toml
new file mode 100644
index 0000000..3803bcd
--- /dev/null
+++ b/crates/loadbalance/Cargo.toml
@@ -0,0 +1,18 @@
+[package]
+name = "polaris-loadbalance"
+version.workspace = true
+authors.workspace = true
+edition.workspace = true
+rust-version.workspace = true
+license.workspace = true
+description.workspace = true
+homepage.workspace = true
+repository.workspace = true
+documentation.workspace = true
+readme.workspace = true
+keywords.workspace = true
+categories.workspace = true
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
diff --git a/crates/loadbalance/src/lib.rs b/crates/loadbalance/src/lib.rs
new file mode 100644
index 0000000..7d12d9a
--- /dev/null
+++ b/crates/loadbalance/src/lib.rs
@@ -0,0 +1,14 @@
+pub fn add(left: usize, right: usize) -> usize {
+    left + right
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn it_works() {
+        let result = add(2, 2);
+        assert_eq!(result, 4);
+    }
+}
diff --git a/crates/middleware/Cargo.toml b/crates/middleware/Cargo.toml
new file mode 100644
index 0000000..8586cc6
--- /dev/null
+++ b/crates/middleware/Cargo.toml
@@ -0,0 +1,18 @@
+[package]
+name = "polaris-middleware"
+version.workspace = true
+authors.workspace = true
+edition.workspace = true
+rust-version.workspace = true
+license.workspace = true
+description.workspace = true
+homepage.workspace = true
+repository.workspace = true
+documentation.workspace = true
+readme.workspace = true
+keywords.workspace = true
+categories.workspace = true
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
diff --git a/crates/middleware/src/lib.rs b/crates/middleware/src/lib.rs
new file mode 100644
index 0000000..7d12d9a
--- /dev/null
+++ b/crates/middleware/src/lib.rs
@@ -0,0 +1,14 @@
+pub fn add(left: usize, right: usize) -> usize {
+    left + right
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn it_works() {
+        let result = add(2, 2);
+        assert_eq!(result, 4);
+    }
+}
diff --git a/crates/observability/Cargo.toml b/crates/observability/Cargo.toml
new file mode 100644
index 0000000..6f44962
--- /dev/null
+++ b/crates/observability/Cargo.toml
@@ -0,0 +1,18 @@
+[package]
+name = "polaris-observability"
+version.workspace = true
+authors.workspace = true
+edition.workspace = true
+rust-version.workspace = true
+license.workspace = true
+description.workspace = true
+homepage.workspace = true
+repository.workspace = true
+documentation.workspace = true
+readme.workspace = true
+keywords.workspace = true
+categories.workspace = true
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
diff --git a/crates/observability/src/lib.rs b/crates/observability/src/lib.rs
new file mode 100644
index 0000000..7d12d9a
--- /dev/null
+++ b/crates/observability/src/lib.rs
@@ -0,0 +1,14 @@
+pub fn add(left: usize, right: usize) -> usize {
+    left + right
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn it_works() {
+        let result = add(2, 2);
+        assert_eq!(result, 4);
+    }
+}
diff --git a/docs/Introduction.md b/docs/Introduction.md
new file mode 100644
index 0000000..74bd85d
--- /dev/null
+++ b/docs/Introduction.md
@@ -0,0 +1,72 @@
+
+# Introduction
+
+## 目录结构：
+```html
+polaris-rust
+├── core
+├── discovery
+├── loadbalance   
+├── circuitbreak
+├── ratelimit
+├── config
+├── observability
+├── middleware
+├── polaris
+│   └── src
+├── examples
+├── benches
+├── scripts
+├── Cargo.toml
+└── README.md
+```
+```html
+core: 公共依赖、抽象和工具
+discovery: 服务发现和注册相关
+circuitbreak: 熔断功能
+ratelimit: 限流功能
+config: 配置管理
+observability: metrics 和 tracing
+middleware: 各种中间件
+examples: 示例程序
+benches: 基准测试
+scripts: 构建、发布等脚本
+```
+
+```html
+core
+// 公共依赖、抽象和工具
+
+discovery
+// 服务发现和注册
+
+loadbalance   
+// 负载均衡
+
+circuitbreak
+// 熔断
+
+ratelimit
+// 限流
+
+config
+// 配置管理
+
+observability
+// 指标上报和追踪
+
+middleware
+// 中间件，如日志、监控等
+
+polaris
+// SDK 统一出口
+
+examples 
+// 示例程序
+        
+benches
+// 基准测试
+
+scripts
+// 构建和发布脚本
+```
\ No newline at end of file