trying some disk cleanup

Signed-off-by: Dhruva Gole <[email protected]>

Author: DhruvaG2000

.github/workflows/build.yml

@@ -3,21 +3,46 @@ name: Build
 on: [push, pull_request]
 
 jobs:
+  free-disk-space:
+    runs-on: ubuntu-latest
+    steps:
+
+    - name: Free Disk Space (Ubuntu)
+      uses: jlumbroso/free-disk-space@main
+      with:
+        # this might remove tools that are actually needed,
+        # if set to "true" but frees about 6 GB
+        tool-cache: false
+
+        # all of these default to true, but feel free to set to
+        # "false" if necessary for your workflow
+        android: true
+        dotnet: true
+        haskell: true
+        large-packages: true
+        docker-images: true
+        swap-storage: true
   build:
     runs-on: ubuntu-latest
+    container: zephyrprojectrtos/ci:latest
     env:
       CMAKE_PREFIX_PATH: /opt/toolchains
     steps:
-      - name: Free disk
-        run: |
-          df -h
-          ls -la /dev/root
-          sudo apt-get -qq purge build-essential ghc*
-          sudo apt-get clean
-          df -h
-          /usr/bin/docker system prune -af
-          sudo rm -rf /usr/local/*
-          df -h
+    - name: Free Disk Space (Ubuntu)
+      uses: jlumbroso/free-disk-space@main
+      with:
+        # this might remove tools that are actually needed,
+        # if set to "true" but frees about 6 GB
+        tool-cache: false
+
+        # all of these default to true, but feel free to set to
+        # "false" if necessary for your workflow
+        android: true
+        dotnet: true
+        haskell: true
+        large-packages: true
+        docker-images: true
+        swap-storage: true
 
       - name: Checkout
         uses: actions/checkout@v2