Revert "try setting variables"

This reverts commit 848fe09.

.github/workflows/build-tests.yml

@@ -11,19 +11,22 @@ on:
 jobs:
   build:
     runs-on: ubuntu-latest
-    environment: 
-      DOCKER_HOST: tcp://localhost:2375    
     services:
       docker:
         image: docker:19.03.12-dind
         options: --privileged
         ports:
           - 2375:2375
-          
+
     steps:
     - name: Checkout code
       uses: actions/checkout@v3
 
+    - name: Set up Docker environment
+      run: |
+        sudo service docker start
+        echo "DOCKER_HOST=tcp://localhost:2375" >> $GITHUB_ENV
+
     - name: Set up Python
       uses: actions/setup-python@v3
       with:

tools/build.py

@@ -150,6 +150,11 @@ def set_docker_environment(self):
         if 'GITHUB_ACTIONS' in os.environ:
             # Set DOCKER_HOST only if running in GitHub Actions
             os.environ['DOCKER_HOST'] = 'tcp://localhost:2375'
+        else:
+            # Optionally, handle local settings or leave as default for local Docker usage
+            if 'DOCKER_HOST' not in os.environ:
+                # Set to default Unix socket if not specified, or just omit this block to use system default
+                os.environ['DOCKER_HOST'] = 'unix:///var/run/docker.sock'
 
 
     def build_in_docker(