Update build.yml with proper scheduling

.github/workflows/build.yml

@@ -10,24 +10,6 @@ on:
   pull_request:
   workflow_dispatch: # allow manually triggering builds
 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: false
-        swap-storage: true
   bluebuild:
     name: Build Custom Image
     runs-on: ubuntu-latest
@@ -42,6 +24,21 @@ jobs:
           # !! Add your recipes here 
           - recipe.yml
     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: false
+          swap-storage: true
        # the build is fully handled by the reusable github action
       - name: Build Custom Image
         uses: blue-build/[email protected]