Flatten Send Alerts to Robusta sidebar tree

Move the toctree above all H2 sections so the theme renders its
entries directly under the page, not nested under the
Programmatic Integration heading.

Author: claude

docs/configuration/index.rst

@@ -5,26 +5,6 @@ Send Alerts to Robusta
 
 Connect your monitoring system to Robusta, to enrich alerts and apply automation rules.
 
-Programmatic Integration
--------------------------
-
-.. grid:: 1 1 2 3
-    :gutter: 3
-
-    .. grid-item-card:: :octicon:`code;1em;` Send Alerts API
-        :class-card: sd-bg-light sd-bg-text-light
-        :link: exporting/send-alerts-api
-        :link-type: doc
-
-        Send alerts programmatically via the legacy ``/api/alerts`` REST endpoint.
-
-    .. grid-item-card:: :octicon:`code;1em;` Configuration Changes API
-        :class-card: sd-bg-light sd-bg-text-light
-        :link: exporting/configuration-changes-api
-        :link-type: doc
-
-        Send configuration changes programmatically via the legacy REST endpoint.
-
 .. toctree::
    :maxdepth: 1
    :hidden:
@@ -51,6 +31,26 @@ Programmatic Integration
    alertmanager-integration/customize-labels-priorities
    exporting/custom-webhooks
 
+Programmatic Integration
+-------------------------
+
+.. grid:: 1 1 2 3
+    :gutter: 3
+
+    .. grid-item-card:: :octicon:`code;1em;` Send Alerts API
+        :class-card: sd-bg-light sd-bg-text-light
+        :link: exporting/send-alerts-api
+        :link-type: doc
+
+        Send alerts programmatically via the legacy ``/api/alerts`` REST endpoint.
+
+    .. grid-item-card:: :octicon:`code;1em;` Configuration Changes API
+        :class-card: sd-bg-light sd-bg-text-light
+        :link: exporting/configuration-changes-api
+        :link-type: doc
+
+        Send configuration changes programmatically via the legacy REST endpoint.
+
 Prometheus & AlertManager
 --------------------------