Add tests to ensure that /tmp volume mount works

Author: alvarobartt

.github/workflows/run-tests-action.yml

@@ -45,12 +45,27 @@ jobs:
           uv venv --python 3.10
           uv pip install -r tests/requirements.txt
 
-      - name: Check Docker can write on /tmp
+      - name: Create local directory for volume mount
+        run: |
+          mkdir -p /tmp/test-volume
+          chmod 777 /tmp/test-volume
+          ls -la /tmp/test-volume
+
+      - name: Run Docker container with volume mount and write file
         run: |
           docker run --rm \
             -v /tmp/test-volume:/app/data \
             alpine:latest \
-            /bin/sh -c "echo 'Hello from Docker!' > /app/data/test.txt"
+            /bin/sh -c "echo 'Hello from Docker!' > /app/data/test.txt && ls -la /app/data"
+
+      - name: Debug - List contents of /tmp
+        run: ls -la /tmp
+
+      - name: Debug - List contents of /tmp/test-volume
+        run: ls -la /tmp/test-volume
+
+      - name: Verify file was written to local volume
+        run: |
           if [ -f /tmp/test-volume/test.txt ]; then
             echo "File exists in mounted volume"
             cat /tmp/test-volume/test.txt