Add booking_scrape_log table to schema.sql

Missing from initial schema; used by competitor rates scraper and cleanup_stale_batches on startup.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

backend/schema.sql

@@ -253,6 +253,26 @@ CREATE TABLE IF NOT EXISTS newbook_occupancy_report_data (
 
 CREATE INDEX IF NOT EXISTS idx_occupancy_report_data_date ON newbook_occupancy_report_data(date);
 
+-- ============================================
+-- BOOKING SCRAPE LOG (competitor rate scraper batches)
+-- ============================================
+
+CREATE TABLE IF NOT EXISTS booking_scrape_log (
+    batch_id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+    scrape_type VARCHAR(50) NOT NULL,
+    started_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+    completed_at TIMESTAMPTZ,
+    status VARCHAR(20) NOT NULL DEFAULT 'running',
+    hotels_found INTEGER DEFAULT 0,
+    rates_scraped INTEGER DEFAULT 0,
+    dates_queued INTEGER DEFAULT 0,
+    error_message TEXT,
+    blocked_at TIMESTAMPTZ,
+    resume_after TIMESTAMPTZ
+);
+
+CREATE INDEX IF NOT EXISTS idx_booking_scrape_log_started ON booking_scrape_log(started_at DESC);
+
 -- ============================================
 -- SYNC LOGGING
 -- ============================================