diff --git a/.forgejo/workflows/ci.yaml b/.forgejo/workflows/ci.yaml
index d2ea852..c286741 100644
--- a/.forgejo/workflows/ci.yaml
+++ b/.forgejo/workflows/ci.yaml
@@ -68,7 +68,7 @@ jobs:
       - name: 👁️ Checkout repository
         uses: actions/checkout@v4
         with:
-          fetch-depth: 1 # important to fetch tag logs
+          fetch-depth: 0 # important to fetch tag logs
 
       - name: 📦 pnpm install
         run: pnpm install
diff --git a/README.md b/README.md
index 1f1a26e..cc42fac 100644
--- a/README.md
+++ b/README.md
@@ -4,21 +4,34 @@ for the university hospital in Augsburg
 
 ## Development
 
-The project template was created using [`create-svelte`](https://github.com/sveltejs/kit/tree/master/packages/create-svelte).
+The project template was created using
+[`create-svelte`](https://github.com/sveltejs/kit/tree/master/packages/create-svelte).
 
-Once you've created a project and installed dependencies with `npm install` (or `pnpm install` or `yarn`), start a development server:
+Once you've created a project and installed dependencies with `npm install` (or
+`pnpm install` or `yarn`), start a development server:
 
 ```bash
-npm run dev
+pnpm run dev
 
 # or start the server and open the app in a new browser tab
-npm run dev -- --open
+pnpm run dev -- --open
 ```
 
-### Handle the prisma ORM
+### Test environment
+
+Copy the `.env.example` file to `.env` to get access to the required configuration
+variables.
+
+The project depends on a PostgreSQL database and an OIDC authentication server. You can
+setup both using the `run/db_up.sh` script. This creates a new testing environment using
+docker-compose and fills the test database with mock data.
+
+### Use the Pisma ORM
+
+If you apply changes to the database scheme, you have to create a new migration to apply
+these changes to the database.
 
 ```bash
-./run/db_up.sh # Start the docker container, create a new database and run migrations + insert test data
 npx prisma migrate dev --name my_migration --create-only # Create a new migration
 npx prisma migrate dev # Apply migrations to the database
 ```
@@ -28,12 +41,20 @@ npx prisma migrate dev # Apply migrations to the database
 To create a production version of your app:
 
 ```bash
-npm run build
+pnpm run build
 ```
 
 You can preview the production build with `npm run preview`.
 
-> To deploy your app, you may need to install an [adapter](https://kit.svelte.dev/docs/adapters) for your target environment.
+> To deploy your app, you may need to install an
+> [adapter](https://kit.svelte.dev/docs/adapters) for your target environment.
+
+### Test
+
+```bash
+pnpm test # Unit- und Integrationstests
+pnpm test:e2e # End2End-Tests
+```
 
 ### Release
 
@@ -42,3 +63,10 @@ To release a new version, tun the release script with the new version as a param
 ```bash
 ./release.sh 1.0.0
 ```
+
+### Building docker image
+
+```bash
+pnpm run build
+docker build -t thetadev256/visitenbuch .
+```