update doku

tools/github/README.md

@@ -8,21 +8,26 @@ The workflow `Build and send diploma thesis` allows the user to build the diplom
 
 ### Microsoft Teams
 
-// TODO
+1. Create a new channel in your Team named `build`.
+2. Go to the channel settings of `build` and go to `Get email address`.
+
+![Github Headbar](img/teams-channel-settings.png)
+
+3. Copy the email address which is inside of the sharp brackets.
 
 ### GitHub
 
 #### Settings
 
-In your GitHub Repository you first need to create the secrets the action needs. For that, go to the `Settings` Tab of your Repository and there under the section `Security` go to `Secrets and variables` and there to the option of `Actions`
+In your GitHub repository you first need to create the secrets the action needs. For that, go to the `Settings` Tab of your repository and under the section `Security` go to `Secrets and variables` and choose to the option `Actions`.
 
-![Github Headbar](github-repo-settings.png)
+![Github repository settings](img/github-repo-settings.png)
 
 Now click on the button `New repository secret` to create the GitHub action secrets.
 
-![Github Headbar](github-action-secret-creation.png)
+![Github secret creation](img/github-action-secret-creation.png)
 
-Here you enter the names of the secrets and their values corresponding to the following table. After inserting one new secret click `Add secret`.
+Here you enter the names of the secrets and their values corresponding to the following table. After inserting the contents of the new secret click `Add secret`.
 
 | Name | Secret |
 |-|-|
@@ -34,12 +39,13 @@ Here you enter the names of the secrets and their values corresponding to the fo
 
 Now it should look like this:
 
-![Github Headbar](github-action-secret-overview.png)
+![Github action secret overview](img/github-action-secret-overview.png)
 
 #### Repo
 
-Now create a folder ```.github/workflows``` in the root of your repository and copy and paste the file ```diploma-thesis.yml``` into it. Push it and everything is set.
+Create a folder `.github/workflows` in the root of your repository. You can now choose between `diploma-thesis-docker.yml` and `diploma-thesis-manual.yml` to paste into the newly created folder. The difference between them is, that the **-docker** uses the Docker image (for new diploma theses) and the **-manual** installs all the dependencies in the action itself (for old diploma theses).
 
 ### Notes
 
-- Sending the diploma thesis, and therefore automated emails, using a school email address is not supported. It is best to use an email address that does not correspond to your school email address.
+- Sending the diploma thesis, and therefore automated emails, using a school email address is not supported. Therefore use an email address that does not correspond to your school email address.
+- If you use Gmail as a sending email address, you have to generate an app password and use this instead of your normal password. [Manual](https://knowledge.workspace.google.com/kb/how-to-create-app-passwords-000009237)