Merged in feature/update-docs (pull request #180)

Update complete pdf code for entire system

* docs

and code for generation of updated docs

docs/ai.generated/08-operations-guide.md

@@ -1,5 +1,9 @@
 # Operations Guide
 
+## Updated Operations (September 2025)
+
+This guide covers deployment, monitoring, and operational procedures for the enhanced platform including batch processing capabilities, comprehensive Prometheus metrics, and background task management.
+
 ## Deployment Procedures
 
 ### Local Development Deployment
@@ -84,6 +88,10 @@ kubectl rollout undo deployment/query-api
 
 ## Monitoring and Alerting
 
+### Enhanced Prometheus Metrics (September 2025)
+
+The platform now provides comprehensive observability with 12 standard metric types covering all aspects of system performance and health.
+
 ### Prometheus Metrics
 
 #### System Metrics
@@ -92,6 +100,10 @@ All services automatically expose metrics at `/metrics`:
 - **Database connections**: Pool usage, connection count, query duration
 - **Queue processing**: Message count, processing time, errors
 - **Business metrics**: Documents processed, queries executed, results generated
+- **Batch processing**: ZIP upload metrics, batch completion rates, failed document tracking
+- **Background tasks**: Task execution statistics, periodic job performance
+- **Resource usage**: Memory, CPU, goroutine counts
+- **Cache operations**: Hit/miss ratios, cache size, eviction rates
 
 #### Custom Metrics Example
 ```go