Add gateway agent framework page to docs nav

Author: ddanielcruzz

docs/nav.json

@@ -257,7 +257,13 @@
       { "label": "Export Data", "slug": "how-to-guides/query-api" },
       { "label": "Feature Flags (OFREP)", "slug": "how-to-guides/client-side-feature-flags" },
       { "label": "Convert to Organization", "slug": "how-to-guides/convert-to-organization" },
-      { "label": "AI Gateway", "slug": "reference/advanced/gateway/index" }
+      {
+        "label": "AI Gateway",
+        "items": [
+          { "label": "Overview", "slug": "reference/advanced/gateway/index" },
+          { "label": "Agent Frameworks", "slug": "reference/advanced/gateway/agent-frameworks" }
+        ]
+      }
     ]
   },
   {

docs/reference/advanced/gateway/index.md

@@ -162,6 +162,6 @@ Or run just the proxy and configure a tool manually with `logfire gateway serve`
 
 ## See also
 
-- [Using the gateway with agent frameworks](agent-frameworks.md) — route framework model calls through the gateway.
+- [Using the gateway with agent frameworks](./agent-frameworks.md) — route framework model calls through the gateway.
 - [Prompt Management: Access and Prerequisites](../prompt-management/plan-requirements.md) — prompt runs execute through the gateway and spend gateway budget.
 - [Cost & Usage](../../../logfire-costs.md) — plan tiers and how usage is billed.

mkdocs.yml

@@ -267,7 +267,9 @@ nav:
           - Export Data: how-to-guides/query-api.md
           - Feature Flags (OFREP): how-to-guides/client-side-feature-flags.md
           - Convert to Organization: how-to-guides/convert-to-organization.md
-          - AI Gateway: reference/advanced/gateway/index.md
+          - AI Gateway:
+              - Overview: reference/advanced/gateway/index.md
+              - Agent Frameworks: reference/advanced/gateway/agent-frameworks.md
       - Guides:
           - Use Alternative Clients: how-to-guides/alternative-clients.md
           - Collect Cloud Provider Metrics: how-to-guides/cloud-metrics.md