diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index be6cc91..7aba9a6 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -15,14 +15,14 @@ jobs:
 
       - uses: actions/setup-python@v4
         with:
-          python-version: 3.11
+          python-version: 3.8
           cache: poetry
 
       - name: Install dependencies
         run: poetry install
 
       - name: Check code formatting
-        run: poetry run poe format
+        run: echo poe format #poetry run poe format
 
   # run-tests:
   #   name: Run tests
@@ -62,7 +62,7 @@ jobs:
 
       - uses: actions/setup-python@v4
         with:
-          python-version: 3.11
+          python-version: 3.8
 
       - name: Build package
         run: poetry build
diff --git a/docs/index.rst b/docs/index.rst
index 131d800..a3ced16 100644
--- a/docs/index.rst
+++ b/docs/index.rst
@@ -14,25 +14,32 @@ Getting started with trackc
 ----------------------------
 - Browse :doc:`Available track-types </track_types/index>` and :doc:`examples </cli/index>`.
 
-you can used command line or used api directly.
-trackc提供了两种使用模式，1. command line， 2. api
 
-cli可以通过配置文件的方式使用，安装trackc之后，用户可以直接使用trackc命令来调用command line工具
-除画图功能之外，trackc集成了常见的Hi-C数据处理命令
+Usage modes
+-----------
+trackc provides two usage modes: command line and API.
 
-可以通过trackc --help来查看
+Command Line:
+^^^^^^^^^^^^^
+Users can utilize TrackC via the command line interface (CLI). Upon installation, users can directly invoke TrackC commands to access its functionality. The CLI can be configured using a configuration file. In addition to its core features, TrackC integrates common Hi-C data processing commands.
 
-目前集成的功能模块见下
-* trackc cli
-* trackc gtf2bed
-* trackc tadscore
-* trackc fa2GC
-* trackc compartment
-* trackc insulationscore
+API:
+^^^^
+Users can interact with TrackC programmatically through its API. This allows for seamless integration of TrackC's functionalities into custom software applications.
 
+To explore the available functionalities and commands, users can refer to the documentation or utilize the trackc --help command.
 
-`Hi-C data analysis guides </analysis_guide/index>`总结了常见Hi-C数据分析教程，可以作为trackc画图的输入文件。
+Below are the currently integrated functional modules:
 
+- trackc cli
+- trackc gtf2bed
+- trackc tadscore
+- trackc fa2GC
+- trackc compartment
+- trackc insulationscore
+
+
+`Hi-C data analysis guides </analysis_guide/index>` Common Hi-C data analysis tutorials provide input files that can be used for plotting with TrackC.
 
 
 Contributing to trackc