Update start.sh

start.sh

@@ -82,7 +82,22 @@ print(json.dumps(payload))
     fi
 }
 
-# 4. Start background sync process
+# 4. Heartbeat function to keep Supabase active
+send_heartbeat() {
+    curl --http1.1 -s -X POST \
+        "${SUPABASE_URL}/rest/v1/heartbeat" \
+        -H "apikey: ${SUPABASE_ANON_KEY}" \
+        -H "Authorization: Bearer ${SUPABASE_ANON_KEY}" \
+        -H "Content-Type: application/json" \
+        -H "Prefer: return=minimal" \
+        -d "{\"source\": \"mcphub-$(hostname 2>/dev/null || echo 'docker')\"}" > /dev/null 2>&1
+    
+    if [ $? -eq 0 ]; then
+        echo "♥️ Heartbeat sent at $(date)"
+    fi
+}
+
+# 5. Start background sync process
 echo "Starting background sync..."
 (
     LAST_HASH=""
@@ -104,7 +119,20 @@ echo "Starting background sync..."
     done
 ) &
 
-# 5. Start application
+# 6. Start heartbeat process to keep Supabase active
+echo "Starting heartbeat process..."
+(
+    # Send initial heartbeat
+    send_heartbeat
+    
+    # Send heartbeat every 6 hours
+    while true; do
+        sleep 21600  # 6 hours
+        send_heartbeat
+    done
+) &
+
+# 7. Start application
 echo "🚀 Starting MCPHub server..."
 cd "$RUN_DIR"
 npm start