fixed ci/cd workflow to save disk space

.gitea/workflows/ci-cd.yaml

@@ -158,11 +158,46 @@ jobs:
       run: |
         echo "Building FHIR IG version ${{ steps.version.outputs.version }}..."
         
-        # We run the container, mount the current folder, and --rm ensures it's deleted after
-        docker run --rm \
-          -v $(pwd):/home/publisher/ig \
+        CONTAINER_ID=$(docker create \
           hl7fhir/ig-publisher-base:latest \
-          /bin/bash -c "cp -r /home/publisher/ig /tmp/build && cd /tmp/build && _updatePublisher.sh -y && _genonce.sh && cp -r /tmp/build/output /home/publisher/ig/ && cp -r /tmp/build/fsh-generated /home/publisher/ig/ && cp -r /tmp/build/input-cache /home/publisher/ig/ && cp -r /tmp/build/temp /home/publisher/ig/"
+          /bin/bash -c "cp -r /home/publisher/ig /tmp/build && cd /tmp/build && _updatePublisher.sh -y && _genonce.sh")
+        
+        echo "Container ID: $CONTAINER_ID"
+        
+        docker cp $(pwd)/. $CONTAINER_ID:/home/publisher/ig/
+        docker start -a $CONTAINER_ID
+        EXIT_CODE=$?
+        
+        # Copy outputs
+        echo "Copying outputs from container..."
+        docker cp $CONTAINER_ID:/tmp/build/output ./output || echo "Warning: No output directory"
+        docker cp $CONTAINER_ID:/tmp/build/fsh-generated ./fsh-generated || echo "No FSH generated"
+        docker cp $CONTAINER_ID:/tmp/build/input-cache ./input-cache || echo "No input-cache"
+        docker cp $CONTAINER_ID:/tmp/build/temp ./temp || echo "No temp directory"
+        
+        if [ $EXIT_CODE -ne 0 ]; then
+          echo "Build failed, showing logs:"
+          docker logs $CONTAINER_ID
+          docker rm $CONTAINER_ID
+          exit 1
+        fi
+        
+        docker rm $CONTAINER_ID
+        
+        if [ ! -f "output/index.html" ]; then
+          echo "ERROR: Build failed - no index.html"
+          exit 1
+        fi
+        
+        # Check if history.html was generated
+        if [ -f "output/history.html" ]; then
+          echo "✅ history.html generated successfully"
+        else
+          echo "⚠️ WARNING: history.html was not generated"
+          echo "This usually means package-list.json was missing or invalid"
+        fi
+        
+        echo "✅ Build successful!"
     
     - name: Update package-feed.xml for releases
       if: steps.version.outputs.build_type == 'release'