Implement alert correlation UI

- Add hooks and components for correlated alerts and incidents
- Integrate panels into MonitoringOverview
- Extend query keys for correlation and incidents
- Implement incident actions (create, acknowledge, resolve) and wiring

supabase/migrations/20251111020102_e1aca164-4787-4d29-8baf-1333113a5148.sql

@@ -0,0 +1,69 @@
+-- Fix search_path security warnings - drop triggers first, then recreate functions
+
+-- Drop triggers
+DROP TRIGGER IF EXISTS trigger_set_incident_number ON incidents;
+DROP TRIGGER IF EXISTS trigger_update_incident_alert_count ON incident_alerts;
+
+-- Drop functions
+DROP FUNCTION IF EXISTS generate_incident_number();
+DROP FUNCTION IF EXISTS set_incident_number();
+DROP FUNCTION IF EXISTS update_incident_alert_count();
+
+-- Recreate functions with proper search_path
+CREATE OR REPLACE FUNCTION generate_incident_number()
+RETURNS TEXT 
+LANGUAGE plpgsql
+SECURITY DEFINER
+SET search_path = public
+AS $$
+BEGIN
+  RETURN 'INC-' || LPAD(nextval('incident_number_seq')::TEXT, 6, '0');
+END;
+$$;
+
+CREATE OR REPLACE FUNCTION set_incident_number()
+RETURNS TRIGGER 
+LANGUAGE plpgsql
+SECURITY DEFINER
+SET search_path = public
+AS $$
+BEGIN
+  IF NEW.incident_number IS NULL THEN
+    NEW.incident_number := generate_incident_number();
+  END IF;
+  RETURN NEW;
+END;
+$$;
+
+CREATE OR REPLACE FUNCTION update_incident_alert_count()
+RETURNS TRIGGER 
+LANGUAGE plpgsql
+SECURITY DEFINER
+SET search_path = public
+AS $$
+BEGIN
+  IF TG_OP = 'INSERT' THEN
+    UPDATE incidents 
+    SET alert_count = alert_count + 1,
+        updated_at = NOW()
+    WHERE id = NEW.incident_id;
+  ELSIF TG_OP = 'DELETE' THEN
+    UPDATE incidents 
+    SET alert_count = alert_count - 1,
+        updated_at = NOW()
+    WHERE id = OLD.incident_id;
+  END IF;
+  RETURN NEW;
+END;
+$$;
+
+-- Recreate triggers
+CREATE TRIGGER trigger_set_incident_number
+  BEFORE INSERT ON incidents
+  FOR EACH ROW
+  EXECUTE FUNCTION set_incident_number();
+
+CREATE TRIGGER trigger_update_incident_alert_count
+  AFTER INSERT OR DELETE ON incident_alerts
+  FOR EACH ROW
+  EXECUTE FUNCTION update_incident_alert_count();