ci: add space restart workflow on push and 30-hour keep-alive ping

.github/workflows/deploy.yml

@@ -0,0 +1,35 @@
+name: Deploy and Restart HF Space
+
+on:
+  push:
+    branches:
+      - main
+  workflow_dispatch:
+
+jobs:
+  sync-and-restart:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout Code
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+          lfs: true
+
+      - name: Sync to Hugging Face Space & Restart
+        env:
+          HF_TOKEN: ${{ secrets.HF_TOKEN }}
+          HF_SPACE: ${{ secrets.HF_SPACE }}
+        run: |
+          if [ -z "$HF_TOKEN" ]; then
+            echo "HF_TOKEN secret not set. Skipping Hugging Face sync."
+            exit 0
+          fi
+
+          SPACE_REPO="${HF_SPACE:-rachit-mangawa/hf-backend}"
+          echo "Syncing code to Hugging Face Space: $SPACE_REPO..."
+          git push "https://rachit-mangawa:${HF_TOKEN}@huggingface.co/spaces/${SPACE_REPO}" main:main --force
+
+          echo "Triggering Space restart..."
+          curl -f -s -X POST "https://huggingface.co/api/spaces/${SPACE_REPO}/restart" \
+            -H "Authorization: Bearer ${HF_TOKEN}" || echo "Space restart API request sent."

.github/workflows/keep_alive.yml

@@ -2,7 +2,7 @@ name: Space Keep Alive
 
 on:
   schedule:
-    - cron: "*/30 * * * *"
+    - cron: "0 */6 * * *"
   workflow_dispatch:
 
 jobs:
@@ -11,9 +11,16 @@ jobs:
     steps:
       - name: Ping Health Endpoint
         run: |
+          HOUR=$(python3 -c "import time; print(int(time.time() // 3600))")
+          if [ "${{ github.event_name }}" != "workflow_dispatch" ] && [ $((HOUR % 30)) -ge 6 ]; then
+            echo "Skipping ping: not at 30-hour mark (Hour: $HOUR, Remainder: $((HOUR % 30)))."
+            exit 0
+          fi
+
           TARGET_URL="${{ secrets.HF_SPACE_URL }}"
           if [ -z "$TARGET_URL" ]; then
             TARGET_URL="https://rachit-mangawa-hf-backend.hf.space/health"
           fi
-          echo "Pinging ${TARGET_URL}..."
+
+          echo "Sending one keep-alive ping to ${TARGET_URL}..."
           curl --fail --show-error --silent --max-time 30 "$TARGET_URL" || exit 1