Update sync-to-hf-space.yml

.github/workflows/sync-to-hf-space.yml

@@ -18,7 +18,7 @@ jobs:
       group: hf-space-sync-matrix-ai
       cancel-in-progress: false
 
-    # Hard-wire your Space here (or use repo variables if you prefer)
+    # Hard-wire your Space coordinates here
     env:
       HF_USERNAME: ruslanmv
       SPACE_NAME: matrix-ai
@@ -40,24 +40,30 @@ jobs:
         if: ${{ inputs.force != true }}
         env:
           HF_TOKEN: ${{ secrets.HF_TOKEN }}
-          HF_USERNAME: ${{ env.HF_USERNAME }}
-          SPACE_NAME: ${{ env.SPACE_NAME }}
         run: |
+          set -e
           if [ -z "$HF_TOKEN" ]; then
             echo "❌ Missing HF_TOKEN secret. Add it under: Settings → Secrets and variables → Actions → New repository secret."
             exit 1
           fi
+
+          # Build the authenticated remote URL *inside* the step so the secret expands.
           REMOTE_URL="https://${HF_USERNAME}:${HF_TOKEN}@huggingface.co/spaces/${HF_USERNAME}/${SPACE_NAME}"
-          # Push current HEAD to Space main (creates main if missing)
-          git push "$REMOTE_URL" HEAD:main
+
+          # Try a normal fast-forward push: HEAD -> main (creates main if missing).
+          if ! git push "$REMOTE_URL" HEAD:main; then
+            echo "::error::Non-fast-forward (remote has commits you don't)."
+            echo "         If GitHub is the source of truth, rerun this workflow with 'force: true'."
+            echo "         Or fetch Space changes locally, merge into your GitHub branch, then push again."
+            exit 1
+          fi
 
       - name: Push to Hugging Face Space (force)
         if: ${{ inputs.force == true }}
         env:
           HF_TOKEN: ${{ secrets.HF_TOKEN }}
-          HF_USERNAME: ${{ env.HF_USERNAME }}
-          SPACE_NAME: ${{ env.SPACE_NAME }}
         run: |
+          set -e
           if [ -z "$HF_TOKEN" ]; then
             echo "❌ Missing HF_TOKEN secret. Add it under: Settings → Secrets and variables → Actions → New repository secret."
             exit 1