diff --git a/.github/workflows/build_pull_request.yml b/.github/workflows/build_pull_request.yml
index fd6b8a14..426ecb5d 100644
--- a/.github/workflows/build_pull_request.yml
+++ b/.github/workflows/build_pull_request.yml
@@ -8,26 +8,22 @@ on:
       - '!.github/**'
       - '.github/workflows/build_pull_request.yml'
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number }}
+  cancel-in-progress: true
+
 env:
   CI_CHUNK_SIZE: 65
 
 jobs:
   prepare:
     name: Prepare job
-    runs-on: ubuntu-22.04
+    runs-on: docker
     outputs:
       individualMatrix: ${{ steps.generate-matrices.outputs.individualMatrix }}
     steps:
-      - name: Checkout code manually
-        run: git clone https://kohiden.xyz/AlmightyHak/extensions-source.git .
-
-      - name: Run in Node.js container manually
-        run: |
-          docker run --rm \
-            -v "$(pwd)":/app \
-            -w /app \
-            node:18-bullseye \
-            sh -c "npm install && npm test"
+      - name: Clone repo
+        uses: https://github.com/actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4
 
       - name: Validate Gradle Wrapper
         uses: https://github.com/gradle/wrapper-validation-action@a494d935f4b56874c4a5a87d19af7afcf3a163d0 # v2
@@ -56,7 +52,7 @@ jobs:
   build_individual:
     name: Build individual modules
     needs: prepare
-    runs-on: ubuntu-22.04
+    runs-on: docker
     strategy:
       matrix: ${{ fromJSON(needs.prepare.outputs.individualMatrix) }}
     steps:
@@ -68,7 +64,7 @@ jobs:
         with:
           java-version: 17
           distribution: temurin
-          
+      
       - name: Set up Android SDK
         uses: https://github.com/android-actions/setup-android@00854ea68c109d98c75d956347303bf7c45b0277 # v3
         with: