diff --git a/samples/README.md b/.github/samples/README.md
similarity index 100%
rename from samples/README.md
rename to .github/samples/README.md
diff --git a/samples/kernal_sample/.gitignore b/.github/samples/kernal_sample/.gitignore
similarity index 100%
rename from samples/kernal_sample/.gitignore
rename to .github/samples/kernal_sample/.gitignore
diff --git a/samples/kernal_sample/CMakeLists.txt b/.github/samples/kernal_sample/CMakeLists.txt
similarity index 97%
rename from samples/kernal_sample/CMakeLists.txt
rename to .github/samples/kernal_sample/CMakeLists.txt
index 7576248..3c25dd0 100644
--- a/samples/kernal_sample/CMakeLists.txt
+++ b/.github/samples/kernal_sample/CMakeLists.txt
@@ -3,7 +3,7 @@ cmake_minimum_required(VERSION 3.20)
 project(kernal_sample
     LANGUAGES C)
 
-set(At_RTOS_PATH "../../")
+set(At_RTOS_PATH "../../../")
 
 include(${At_RTOS_PATH}/CMakeLists.txt)
 
diff --git a/samples/kernal_sample/main.c b/.github/samples/kernal_sample/main.c
similarity index 100%
rename from samples/kernal_sample/main.c
rename to .github/samples/kernal_sample/main.c
diff --git a/script/auto-version.cmd b/.github/script/auto-version.cmd
similarity index 100%
rename from script/auto-version.cmd
rename to .github/script/auto-version.cmd
diff --git a/script/auto-version.ps1 b/.github/script/auto-version.ps1
similarity index 99%
rename from script/auto-version.ps1
rename to .github/script/auto-version.ps1
index d8e1ac3..f498d52 100644
--- a/script/auto-version.ps1
+++ b/.github/script/auto-version.ps1
@@ -1,5 +1,5 @@
 $VersionFile = "atos_version.h"
-$VersionPath = "../kernal/include"
+$VersionPath = "../../kernal/include"
 $FileContent = '/**
  * Copyright (c) Riven Zheng (zhengheiot@gmail.com).
  *
diff --git a/.github/workflows/kernal-sample.yml b/.github/workflows/kernal-sample.yml
index 12e61b3..5de5980 100644
--- a/.github/workflows/kernal-sample.yml
+++ b/.github/workflows/kernal-sample.yml
@@ -20,7 +20,7 @@ jobs:
 
       - name: Build Kernal Sample CMake
         shell: bash
-        working-directory: samples/kernal_sample
+        working-directory: .github/samples/kernal_sample
         run: |
           cmake -S . -B build
           cmake --build build
diff --git a/.github/workflows/trigger-version-release.yml b/.github/workflows/trigger-version-release.yml
index 9a77fc7..113adef 100644
--- a/.github/workflows/trigger-version-release.yml
+++ b/.github/workflows/trigger-version-release.yml
@@ -18,7 +18,7 @@ jobs:
       - name: Execute Version Script
         id: version
         shell: powershell
-        working-directory: script
+        working-directory: .github/script
         run: |
          $message = powershell.exe -ExecutionPolicy bypass .\auto-version.ps1
          echo "value=$message" >> "$env:GITHUB_OUTPUT"
diff --git a/README.md b/README.md
index 81b52e3..fd916a5 100644
--- a/README.md
+++ b/README.md
@@ -26,6 +26,71 @@ If this project was useful to you, give it a ⭐️ and I'll keep improving it.
 * **Tiny footprint:** It's as low as 1KB ROM/few bytes of RAM.
 * **Learn Once, Write Anywhere:** We don't make assumptions about the rest of your technology stack, so you can develop new features in At-RTOS without rewriting existing code.
 
+## Kernal Structure
+
+```shell
+# At-RTOS source code tree
+At-RTOS
+├── arch
+│   ├── arch32
+│   │   └── arm
+│   │       └── cmsis
+│   │          └── include
+│   ├── arch.h
+│   └── CMakeLists.txt
+├── clock
+│   ├── include
+│   │   └── clock_tick.h
+│   ├── clock_systick.c
+│   └── CMakeLists.txt
+├── port
+│   ├── include
+│   │   └── port.h
+│   ├── port_keil.c
+│   └── CMakeLists.txt
+├── include
+│   ├── atos_configuration.h
+│   └── CMakeLists.txt
+├── kernal
+│   ├── include
+│   │   ├── at_rtos.h
+│   │   ├── atos_version.h
+│   │   ├── basic.h
+│   │   ├── compiler.h
+│   │   ├── configuration.h
+│   │   ├── event.h
+│   │   ├── idle.h
+│   │   ├── kernal.h
+│   │   ├── kernal_thread.h
+│   │   ├── linker.h
+│   │   ├── list.h
+│   │   ├── member_struct.h
+│   │   ├── mutex.h
+│   │   ├── postcode.h
+│   │   ├── queue.h
+│   │   ├── semaphore.h
+│   │   ├── thread.h
+│   │   ├── timer.h
+│   │   ├── trace.h
+│   │   ├── type.h
+│   │   └── unique.h
+│   ├── basic.c
+│   ├── event.c
+│   ├── kernal.c
+│   ├── kernal_thread.c
+│   ├── linker.c
+│   ├── list.c
+│   ├── mutex.c
+│   ├── queue.c
+│   ├── semaphore.c
+│   ├── thread.c
+│   ├── timer.c
+│   ├── trace.c
+│   └── CMakeLists.txt
+├── kernal_idle.c
+└── CMakeLists.txt
+```
+
 ## What's New
 
 [v1.0.0] Welcome to At-RTOS. v1.0.0 was released now. A basic RTOS feature was implemented in the kernal system, Pls enjoy it (: