style(docs): trim trailing whitespace in code blocks

2 files changed, 50 insertions, 50 deletions

diff --git a/docs/_zh_CN/pages/other/features.md b/docs/_zh_CN/pages/other/features.md
index 04aa0ab..8b19b31 100644
--- a/docs/_zh_CN/pages/other/features.md
+++ b/docs/_zh_CN/pages/other/features.md
@@ -19,15 +19,15 @@
 
 ```rust
 // Features: ["async"]
-
+ 
 pack!(StateFoo = ());
-
+ 
 #[chain]
 async fn handle_state_foo(foo: StateFoo) -> Next {
     StateFoo::new(())
 }
 ```
-
+ 
 详见 [示例](https://mingling-rs.github.io/mingling/docs/example-viewer.html?name=example-async-support)
 
 ## 特性 `builds`
@@ -41,13 +41,13 @@ async fn handle_state_foo(foo: StateFoo) -> Next {
 ```rust
 // Features: ["builds", "comp"]
 use mingling::build::build_comp_scripts;
-
+ 
 fn main() {
     // 为 `myprogram` 生成补全脚本
     build_comp_scripts("myprogram").unwrap();
 }
 ```
-
+ 
 ## 特性 `clap`
 
 **介绍:**
@@ -108,17 +108,17 @@ fn main() {
 
 ```rust
 // Features: ["extra_macros"]
-
+ 
 pack!(StatePrev1 = ());
 pack!(StatePrev2 = ());
-
+ 
 pack!(StateNext = ());
-
+ 
 #[chain]
 fn handle_state_prev2(_p: StatePrev2) {
     // 无 Next 的 #[chain] 可以直接不返回值
 }
-
+ 
 #[chain]
 fn handle_state_prev1(_p: StatePrev1) -> Next {
     let foo = 1;
@@ -131,19 +131,19 @@ fn handle_state_prev1(_p: StatePrev1) -> Next {
     }
 }
 ```
-
+ 
 ### `#[program_setup]`
 
 ```rust
 // Features: ["extra_macros"]
 use mingling::{macros::program_setup, Program};
-
+ 
 fn main() {
     let mut program = ThisProgram::new();
     program.with_setup(NoErrorSetup);
     program.exec_and_exit();
 }
-
+ 
 #[program_setup]
 fn no_error_setup(program: &mut Program<ThisProgram>) {
     program.global_flag(["--no-error"], |program| {
@@ -151,24 +151,24 @@ fn no_error_setup(program: &mut Program<ThisProgram>) {
     });
 }
 ```
-
+ 
 ### `entry!`
 
 ```rust
 // Features: ["extra_macros"]
 use mingling::macros::entry;
-
+ 
 pack!(EntryHello = Vec<String>);
-
+ 
 fn main() {
     let result = handle_hello(entry!("--name", "Bob")).into();
     // ... 此处为断言逻辑
 }
-
+ 
 #[chain]
 fn handle_hello(args: EntryHello) {}
 ```
-
+ 
 ### `group!`
 
 将外部类型注册为程序组成员，无需修改原始类型的定义。
@@ -178,12 +178,12 @@ fn handle_hello(args: EntryHello) {}
 // Features: ["extra_macros"]
 use mingling::macros::group;
 use std::num::ParseIntError;
-
+ 
 // 将 std::num::ParseIntError 注册为组成员。
 // 注册后，ParseIntError 可用于 #[chain] 和 #[renderer] 函数中。
 group!(std::num::ParseIntError);
 ```
-
+ 
 ### `pack_err!`
 
 创建带自动 `name: String` 字段的错误结构体，字段值自动设为结构体名的蛇形命名。
@@ -192,20 +192,20 @@ group!(std::num::ParseIntError);
 ```rust
 // Features: ["extra_macros"]
 use std::path::PathBuf;
-
+ 
 // 简单形式——仅包含 name 字段：
 pack_err!(ErrorNotFound);
 // 生成：
 //   struct ErrorNotFound { pub name: String }
 //   impl Default for ErrorNotFound { ... }
-
+ 
 // 带类型的形式——包含额外的 info 字段：
 pack_err!(ErrorNotDir = PathBuf);
 // 生成：
 //   struct ErrorNotDir { pub name: String, pub info: PathBuf }
 //   impl ErrorNotDir { pub fn new(info: PathBuf) -> Self { ... } }
 ```
-
+ 
 </details>
 
 ## 特性 `structural_renderer`
@@ -258,17 +258,17 @@ pack_err!(ErrorNotDir = PathBuf);
 # Cargo.toml
 [dependencies.mingling]
 features = ["pathf"]
-
+ 
 [build-dependencies.mingling]
 features = ["builds", "pathf"]
 ```
-
+ 
 ```rust
 // BUILD TIME
 // Features: ["pathf"]
 analyze_and_build_type_mapping().unwrap();
 ```
-
+ 
 详见 [示例](https://mingling-rs.github.io/mingling/docs/example-viewer.html?name=example-pathfinder)
 
 ## 特性 `parser`
diff --git a/docs/pages/other/features.md b/docs/pages/other/features.md
index 58373a2..891083d 100644
--- a/docs/pages/other/features.md
+++ b/docs/pages/other/features.md
@@ -19,15 +19,15 @@ Enables async runtime support, allowing `#[chain]` to bind `async` functions, e.
 
 ```rust
 // Features: ["async"]
-
+ 
 pack!(StateFoo = ());
-
+ 
 #[chain]
 async fn handle_state_foo(foo: StateFoo) -> Next {
     StateFoo::new(())
 }
 ```
-
+ 
 See [example](https://mingling-rs.github.io/mingling/docs/example-viewer.html?name=example-async-support)
 
 ## Feature `builds`
@@ -41,13 +41,13 @@ Enables scripts needed for use in `build.rs`, currently including:
 ```rust
 // Features: ["builds", "comp"]
 use mingling::build::build_comp_scripts;
-
+ 
 fn main() {
     // Generate completion scripts for `myprogram`
     build_comp_scripts("myprogram").unwrap();
 }
 ```
-
+ 
 ## Feature `clap`
 
 **Description:**
@@ -108,17 +108,17 @@ For example, allows the shorthand form `dispatcher!("greet")`, which auto-genera
 
 ```rust
 // Features: ["extra_macros"]
-
+ 
 pack!(StatePrev1 = ());
 pack!(StatePrev2 = ());
-
+ 
 pack!(StateNext = ());
-
+ 
 #[chain]
 fn handle_state_prev2(_p: StatePrev2) {
     // A #[chain] with no return type can simply omit the return value
 }
-
+ 
 #[chain]
 fn handle_state_prev1(_p: StatePrev1) -> Next {
     let foo = 1;
@@ -131,19 +131,19 @@ fn handle_state_prev1(_p: StatePrev1) -> Next {
     }
 }
 ```
-
+ 
 ### `#[program_setup]`
 
 ```rust
 // Features: ["extra_macros"]
 use mingling::{macros::program_setup, Program};
-
+ 
 fn main() {
     let mut program = ThisProgram::new();
     program.with_setup(NoErrorSetup);
     program.exec_and_exit();
 }
-
+ 
 #[program_setup]
 fn no_error_setup(program: &mut Program<ThisProgram>) {
     program.global_flag(["--no-error"], |program| {
@@ -151,24 +151,24 @@ fn no_error_setup(program: &mut Program<ThisProgram>) {
     });
 }
 ```
-
+ 
 ### `entry!`
 
 ```rust
 // Features: ["extra_macros"]
 use mingling::macros::entry;
-
+ 
 pack!(EntryHello = Vec<String>);
-
+ 
 fn main() {
     let result = handle_hello(entry!("--name", "Bob")).into();
     // ... assertion logic here
 }
-
+ 
 #[chain]
 fn handle_hello(args: EntryHello) {}
 ```
-
+ 
 ### `group!`
 
 Registers an external type as a member of the program group without modifying its definition.
@@ -178,12 +178,12 @@ The type's simple name is used as the enum variant, just like `pack!` or `#[deri
 // Features: ["extra_macros"]
 use mingling::macros::group;
 use std::num::ParseIntError;
-
+ 
 // Register std::num::ParseIntError as a group member.
 // After this, ParseIntError can be used in #[chain] and #[renderer] functions.
 group!(std::num::ParseIntError);
 ```
-
+ 
 ### `pack_err!`
 
 Creates an error struct with an automatic `name: String` field set to the snake_case
@@ -192,20 +192,20 @@ of the struct name. Optionally wraps an inner type for additional context.
 ```rust
 // Features: ["extra_macros"]
 use std::path::PathBuf;
-
+ 
 // Simple form — only a name field:
 pack_err!(ErrorNotFound);
 // Generates:
 //   struct ErrorNotFound { pub name: String }
 //   impl Default for ErrorNotFound { ... }
-
+ 
 // Typed form — with additional info field:
 pack_err!(ErrorNotDir = PathBuf);
 // Generates:
 //   struct ErrorNotDir { pub name: String, pub info: PathBuf }
 //   impl ErrorNotDir { pub fn new(info: PathBuf) -> Self { ... } }
 ```
-
+ 
 </details>
 
 ## Feature `structural_renderer`
@@ -258,17 +258,17 @@ When enabled, types can be defined in any submodule, and `gen_program!()` can au
 # Cargo.toml
 [dependencies.mingling]
 features = ["pathf"]
-
+ 
 [build-dependencies.mingling]
 features = ["builds", "pathf"]
 ```
-
+ 
 ```rust
 // BUILD TIME
 // Features: ["pathf"]
 analyze_and_build_type_mapping().unwrap();
 ```
-
+ 
 See [example](https://mingling-rs.github.io/mingling/docs/example-viewer.html?name=example-pathfinder)
 
 ## Feature `parser`