docs: remove outdated notices, video, and Semantic Layer Sync mention (cube-js#10512)

- Remove DAX API preview warning (no longer in preview)
- Remove Power BI info box from Semantic Layer Sync page
- Remove Loom video and Semantic Layer Sync reference from Metabase page

Made-with: Cursor

Author: keydunov

docs/content/product/apis-integrations/core-data-apis/dax-api/index.mdx

@@ -18,12 +18,6 @@ Also requires the M [deployment tier](/product/administration/pricing#deployment
 
 </InfoBox>
 
-<WarningBox>
-
-The DAX API is currently in preview. Please [contact us](https://cube.dev/contact) to enable it for your account.
-
-</WarningBox>
-
 Read below about the DAX API [configuration](#configuration),
 [authentication](#authentication), and [using it](#using-dax-api-with-power-bi) with Power BI.
 

docs/content/product/apis-integrations/semantic-layer-sync/index.mdx

@@ -50,13 +50,6 @@ on configuration and features for specific tools:
   />
 </Grid>
 
-<InfoBox>
-
-Previously, Semantic Layer Sync provided a way to connect to [Microsoft Power BI][ref-powerbi].
-Currently, it's recommended to use the [DAX API][ref-dax-api].
-
-</InfoBox>
-
 ## Creating syncs
 
 You can create a new sync by navigating to <Btn>IDE → Integrations</Btn>
@@ -381,8 +374,6 @@ on, i.e., your development mode branch, shared branch, or main branch.
 
 [ref-data-model]: /product/data-modeling/overview
 [ref-sql-api]: /product/apis-integrations/sql-api
-[ref-powerbi]: /product/configuration/visualization-tools/powerbi
-[ref-dax-api]: /product/apis-integrations/dax-api
 [ref-config-file]: /product/configuration#configuration-options
 [ref-config-contexts]: /product/configuration/reference/config#scheduledrefreshcontexts
 [ref-config-schemaversion]: /product/configuration/reference/config#schema_version

docs/content/product/configuration/visualization-tools/metabase.mdx

@@ -10,12 +10,9 @@ Webinar recording: [Instant Insights Unlocked with Cube & Metabase](https://cube
 
 </InfoBox>
 
-<LoomVideo url="https://www.loom.com/embed/38752bb23e5244d1a43675795c470a53" />
-
 ## Connect from Cube Cloud
 
-It is recommended to use [Semantic Layer Sync][ref-sls] to connect Cube Cloud to
-Metabase. It automatically synchronizes the [data model][ref-data-model] with Metabase.
+You can connect Cube Cloud to Metabase using the [SQL API][ref-sql-api].
 
 Navigate to the [Integrations](/product/workspace/integrations#connect-specific-tools)
 page, click <Btn>Connect to Cube</Btn>, and choose <Btn>Metabase</Btn> to get
@@ -82,6 +79,3 @@ well.
 [ref-sql-api]: /product/apis-integrations/sql-api
 [metabase-oss]: https://github.com/metabase/metabase
 [metabase]: https://www.metabase.com
-[ref-sls]: /product/apis-integrations/semantic-layer-sync
-[ref-sql-api]: /product/apis-integrations/sql-api
-[ref-data-model]: /product/data-modeling/overview