[doc] update slack link (#4823)

.github/ISSUE_TEMPLATE/config.yml

 blank_issues_enabled: true
 contact_links:
   - name: ❓ Simple question - Slack Chat
-    url: https://join.slack.com/t/colossalaiworkspace/shared_invite/zt-z7b26eeb-CBp7jouvu~r0~lcFzX832w
+    url: https://github.com/hpcaitech/public_assets/tree/main/colossalai/contact/slack
     about: This issue tracker is not for technical support. Please use our Slack chat, and ask the community for help.
   - name: ❓ Simple question - WeChat
     url: https://github.com/hpcaitech/ColossalAI/blob/main/docs/images/WeChat.png

README.md

@@ -16,7 +16,7 @@
    [![Documentation](https://readthedocs.org/projects/colossalai/badge/?version=latest)](https://colossalai.readthedocs.io/en/latest/?badge=latest)
    [![CodeFactor](https://www.codefactor.io/repository/github/hpcaitech/colossalai/badge)](https://www.codefactor.io/repository/github/hpcaitech/colossalai)
    [![HuggingFace badge](https://img.shields.io/badge/%F0%9F%A4%97HuggingFace-Join-yellow)](https://huggingface.co/hpcai-tech)
-   [![slack badge](https://img.shields.io/badge/Slack-join-blueviolet?logo=slack&amp)](https://join.slack.com/t/colossalaiworkspace/shared_invite/zt-z7b26eeb-CBp7jouvu~r0~lcFzX832w)
+   [![slack badge](https://img.shields.io/badge/Slack-join-blueviolet?logo=slack&amp)](https://github.com/hpcaitech/public_assets/tree/main/colossalai/contact/slack)
    [![WeChat badge](https://img.shields.io/badge/微信-加入-green?logo=wechat&amp)](https://raw.githubusercontent.com/hpcaitech/public_assets/main/colossalai/img/WeChat.png)
 
 

applications/Chat/README.md

@@ -413,7 +413,7 @@ You may contact us or participate in the following ways:
 1. [Leaving a Star ⭐](https://github.com/hpcaitech/ColossalAI/stargazers) to show your like and support. Thanks!
 2. Posting an [issue](https://github.com/hpcaitech/ColossalAI/issues/new/choose), or submitting a PR on GitHub follow the guideline in [Contributing](https://github.com/hpcaitech/ColossalAI/blob/main/CONTRIBUTING.md).
 3. Join the Colossal-AI community on
-   [Slack](https://join.slack.com/t/colossalaiworkspace/shared_invite/zt-z7b26eeb-CBp7jouvu~r0~lcFzX832w),
+   [Slack](https://github.com/hpcaitech/public_assets/tree/main/colossalai/contact/slack),
    and [WeChat(微信)](https://raw.githubusercontent.com/hpcaitech/public_assets/main/colossalai/img/WeChat.png "qrcode") to share your ideas.
 4. Send your official proposal to email contact@hpcaitech.com
 

colossalai/nn/optimizer/README.md

@@ -18,7 +18,7 @@ quickly deploy large AI model training and inference, reducing large AI model tr
 [**Paper**](https://arxiv.org/abs/2110.14883) |
 [**Documentation**](https://www.colossalai.org/) |
 [**Forum**](https://github.com/hpcaitech/ColossalAI/discussions) |
-[**Slack**](https://join.slack.com/t/colossalaiworkspace/shared_invite/zt-z7b26eeb-CBp7jouvu~r0~lcFzX832w)
+[**Slack**](https://github.com/hpcaitech/public_assets/tree/main/colossalai/contact/slack)
 
 
 ## Table of Content

docs/README-zh-Hans.md

@@ -16,7 +16,7 @@
    [![Documentation](https://readthedocs.org/projects/colossalai/badge/?version=latest)](https://colossalai.readthedocs.io/en/latest/?badge=latest)
    [![CodeFactor](https://www.codefactor.io/repository/github/hpcaitech/colossalai/badge)](https://www.codefactor.io/repository/github/hpcaitech/colossalai)
    [![HuggingFace badge](https://img.shields.io/badge/%F0%9F%A4%97HuggingFace-Join-yellow)](https://huggingface.co/hpcai-tech)
-   [![slack badge](https://img.shields.io/badge/Slack-join-blueviolet?logo=slack&amp)](https://join.slack.com/t/colossalaiworkspace/shared_invite/zt-z7b26eeb-CBp7jouvu~r0~lcFzX832w)
+   [![slack badge](https://img.shields.io/badge/Slack-join-blueviolet?logo=slack&amp)](https://github.com/hpcaitech/public_assets/tree/main/colossalai/contact/slack)
    [![WeChat badge](https://img.shields.io/badge/微信-加入-green?logo=wechat&amp)](https://raw.githubusercontent.com/hpcaitech/public_assets/main/colossalai/img/WeChat.png)
 
    | [English](README.md) | [中文](README-zh-Hans.md) |

examples/README.md

@@ -36,7 +36,7 @@ You may contact us or participate in the following ways:
 1. [Leaving a Star ⭐](https://github.com/hpcaitech/ColossalAI/stargazers) to show your like and support. Thanks!
 2. Posting an [issue](https://github.com/hpcaitech/ColossalAI/issues/new/choose), or submitting a PR on GitHub follow the guideline in [Contributing](https://github.com/hpcaitech/ColossalAI/blob/main/CONTRIBUTING.md).
 3. Join the Colossal-AI community on
-[Slack](https://join.slack.com/t/colossalaiworkspace/shared_invite/zt-z7b26eeb-CBp7jouvu~r0~lcFzX832w),
+[Slack](https://github.com/hpcaitech/public_assets/tree/main/colossalai/contact/slack),
 and [WeChat(微信)](https://raw.githubusercontent.com/hpcaitech/public_assets/main/colossalai/img/WeChat.png "qrcode") to share your ideas.
 4. Send your official proposal to email contact@hpcaitech.com
 

examples/images/diffusion/README.md

@@ -254,7 +254,7 @@ You may contact us or participate in the following ways:
 1. [Leaving a Star ⭐](https://github.com/hpcaitech/ColossalAI/stargazers) to show your like and support. Thanks!
 2. Posting an [issue](https://github.com/hpcaitech/ColossalAI/issues/new/choose), or submitting a PR on GitHub follow the guideline in [Contributing](https://github.com/hpcaitech/ColossalAI/blob/main/CONTRIBUTING.md).
 3. Join the Colossal-AI community on
-[Slack](https://join.slack.com/t/colossalaiworkspace/shared_invite/zt-z7b26eeb-CBp7jouvu~r0~lcFzX832w),
+[Slack](https://github.com/hpcaitech/public_assets/tree/main/colossalai/contact/slack),
 and [WeChat(微信)](https://raw.githubusercontent.com/hpcaitech/public_assets/main/colossalai/img/WeChat.png "qrcode") to share your ideas.
 4. Send your official proposal to email contact@hpcaitech.com
 

examples/images/dreambooth/README.md

@@ -139,7 +139,7 @@ You may contact us or participate in the following ways:
 1. [Leaving a Star ⭐](https://github.com/hpcaitech/ColossalAI/stargazers) to show your like and support. Thanks!
 2. Posting an [issue](https://github.com/hpcaitech/ColossalAI/issues/new/choose), or submitting a PR on GitHub follow the guideline in [Contributing](https://github.com/hpcaitech/ColossalAI/blob/main/CONTRIBUTING.md).
 3. Join the Colossal-AI community on
-[Slack](https://join.slack.com/t/colossalaiworkspace/shared_invite/zt-z7b26eeb-CBp7jouvu~r0~lcFzX832w),
+[Slack](https://github.com/hpcaitech/public_assets/tree/main/colossalai/contact/slack),
 and [WeChat(微信)](https://raw.githubusercontent.com/hpcaitech/public_assets/main/colossalai/img/WeChat.png "qrcode") to share your ideas.
 4. Send your official proposal to email contact@hpcaitech.com