Connect To Slack Bot

Go to your your Apps on slack select or create new app

select OAuth & Permissions from left-sidebar

go to Scopes and then add these permissions to Bot Token Scopes:

1. channels:read >View basic information about public channels in a workspace

2. chat:write > Send messages as @Appname

3. chat:write.public > Send messages to channels @Appname isn't a member of

4. groups:read > View basic information about private channels that Appname has been added to

5. groups:write > Manage private channels that Appname has been added to and create new ones

then go to OAuth Tokens for Your Workspace and click install to workspace

and also you can see this video https://www.youtube.com/watch?v=8x3BzKhl_ek