chore: add push-to-hf workflow

.github/workflows/push-to-hf.yml

@@ -0,0 +1,40 @@
+name: Push to HF Repo
+
+on:
+  push:
+    branches:
+      - main
+  workflow_dispatch:
+
+jobs:
+  push_to_hf:
+    runs-on: ubuntu-latest
+    steps:
+      # 1. Checkout the repo
+      - name: Checkout repository
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+      - name: Install Git LFS
+        run: |
+          git lfs install
+          git lfs fetch --all
+          git lfs pull
+      # 2. Set up Git
+      - name: Configure Git
+        run: |
+          git config user.name "MotifTech"
+          git config user.email "[email protected]"
+
+      # 3. Add HF remote
+      - name: Add Hugging Face remote
+        run: |
+          git remote add hf https://huggingface.co/Motif-Technologies/activation
+          git fetch hf || true
+
+      # 4. Push to HF repo
+      - name: Push to Hugging Face
+        env:
+          HF_TOKEN: ${{ secrets.HF_TOKEN }}
+        run: |
+          git push "https://hf_token:${HF_TOKEN}@huggingface.co/Motif-Technologies/activation" HEAD:main