diff --git a/.github/actions/setup-node/action.yml b/.github/actions/setup-node/action.yml
new file mode 100644
index 000000000..3e23391ed
--- /dev/null
+++ b/.github/actions/setup-node/action.yml
@@ -0,0 +1,23 @@
+name: Setup repository for CI tests
+runs:
+  using: composite
+  steps:
+    - uses: actions/setup-node@v4
+      with:
+        node-version-file: .tool-versions
+
+    - name: Get yarn cache directory path
+      id: yarn-cache-dir-path
+      run: echo "dir=$(yarn config get cacheFolder)" >> $GITHUB_OUTPUT
+      shell: bash
+
+    - uses: actions/cache@v4
+      id: yarn-cache
+      with:
+        path: ${{ steps.yarn-cache-dir-path.outputs.dir }}
+        key: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}
+        restore-keys: |
+          ${{ runner.os }}-yarn-
+
+    - run: yarn --immutable
+      shell: bash
diff --git a/.github/workflows/checks.yml b/.github/workflows/checks.yml
index d10c75053..2059c6977 100644
--- a/.github/workflows/checks.yml
+++ b/.github/workflows/checks.yml
@@ -10,21 +10,21 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: serlo/configure-repositories/actions/setup-node@main
+      - uses: ./.github/actions/setup-node
       - run: yarn lint:eslint
 
   prettier:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: serlo/configure-repositories/actions/setup-node@main
+      - uses: ./.github/actions/setup-node
       - run: yarn lint:prettier
 
   tsc:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: serlo/configure-repositories/actions/setup-node@main
+      - uses: ./.github/actions/setup-node
       - run: yarn lint:tsc
 
   test:
@@ -32,7 +32,7 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - uses: serlo/configure-repositories/actions/setup-mysql@main
-      - uses: serlo/configure-repositories/actions/setup-node@main
+      - uses: ./.github/actions/setup-node
       - run: yarn start:containers
       - run: scripts/mysql/wait-for-mysql.sh
       - run: yarn migrate:all
@@ -47,7 +47,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: serlo/configure-repositories/actions/setup-node@main
+      - uses: ./.github/actions/setup-node
       - run: yarn codegen
       - name: Check for uncommitted changes
         run: |
diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index 344e83e1e..d9575aa9d 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: serlo/configure-repositories/actions/setup-node@main
+      - uses: ./.github/actions/setup-node
       - name: Login to GitHub Container Registry
         uses: docker/login-action@v3
         with:
diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
index eaec4ba9a..9defa6755 100644
--- a/.github/workflows/docker.yml
+++ b/.github/workflows/docker.yml
@@ -23,7 +23,7 @@ jobs:
           build-args: |
             image=${{ matrix.image }}
           tags: api-${{ matrix.image }}-local-build:latest
-      - uses: serlo/configure-repositories/actions/setup-node@main
+      - uses: ./.github/actions/setup-node
       - name: Start containers
         run: yarn start:containers
       - name: Wait until all containers are ready
diff --git a/.github/workflows/push-migration-image.yml b/.github/workflows/push-migration-image.yml
index 3872bad95..fbe6b03fc 100644
--- a/.github/workflows/push-migration-image.yml
+++ b/.github/workflows/push-migration-image.yml
@@ -9,7 +9,7 @@ jobs:
     if: ${{ github.actor != 'dependabot[bot]' }}
     steps:
       - uses: actions/checkout@v4
-      - uses: serlo/configure-repositories/actions/setup-node@main
+      - uses: ./.github/actions/setup-node
       - name: Log in to GitHub Container Registry
         uses: docker/login-action@v3
         with: