Docs: Update with annotations filtering and time regions (#68591)

docs/sources/dashboards/build-dashboards/annotate-visualizations/index.md

@@ -78,6 +78,22 @@ In Grafana v5.3+ it's possible to use template variables in the tag query. So if
 
 {{< figure src="/static/img/docs/annotations/annotation_tag_filter_variable-8-1-0.png" max-width="600px" >}}
 
+### Filter by panel
+
+You can configure which panels to apply annotations to by choosing an option from the _Show in_ section. You can apply the annotations to `All panels` that support annotations, or filter specific panels by choosing `Selected panels` or `All panels except`. The annotations will be displayed accordingly.
+
+{{< figure src="/media/docs/grafana/screenshot-grafana-10-0-annotation-filtering.png" max-width="600px" caption="Annotation filtering" >}}
+
+### Add time region
+
+When adding or editing an annotation, you can define a repeating time region by setting _Query type_ to `Time regions` - simply define the _From_/_To_ sections with the preferred days of the week and time. You also have the possibility to change the timezone - the default being set to dashboard's timezone.
+
+{{< figure src="/media/docs/grafana/screenshot-grafana-10-0-time-regions-annotations.png" max-width="600px" caption="Time regions business hours" >}}
+
+The above configuration will produce the following result in the Time series panel:
+
+{{< figure src="/media/docs/grafana/screenshot-grafana-10-0-timeseries-time-regions.png" max-width="600px" caption="Time series time regions business hours" >}}
+
 ## Querying other data sources
 
 Annotation events are fetched via annotation queries. To add a new annotation query to a dashboard