Update docs with deprecate feature warning

docs/integrations/athena.md

@@ -6,6 +6,10 @@ redirect_from: /using/athena.html
 ---
 
 # Using lakeFS with Amazon Athena
+
+{: .warning }
+**Deprecated Feature:** This feature is being phased out. A superior replacement will be introduced soon.
+
 [Amazon Athena](https://aws.amazon.com/athena/) is an interactive query service that makes it easy to analyze data in Amazon S3 using standard SQL.
 {:.pb-5 }
 
@@ -47,28 +51,29 @@ To query that table with Athena, you need to use the `create-symlink` command as
 
 ```shell
 lakectl metastore create-symlink \
---repo example \
---branch main \
---path my_table \
---from-client-type hive \
---from-schema default \
---from-table my_table \
---to-schema default \ 
---to-table my_table  
+  --repo example \
+  --branch main \
+  --path my_table \
+  --from-client-type hive \
+  --from-schema default \
+  --from-table my_table \
+  --to-schema default \ 
+  --to-table my_table  
 ```
 
 The command will generate two notable outputs:
 
 1. For each partition, the command will create a symlink file:
 
 ```shell
-➜   aws s3 ls s3://my-bucket/my-repo-prefix/my_table/ --recursive
+aws s3 ls s3://my-bucket/my-repo-prefix/my_table/ --recursive
 2021-11-23 17:46:29          0 my-repo-prefix/my_table/symlinks/example/main/my_table/year=2021/month=11/symlink.txt
 2021-11-23 17:46:29         60 my-repo-prefix/my_table/symlinks/example/main/my_table/year=2021/month=12/symlink.txt
 2021-11-23 17:46:30         60 my-repo-prefix/my_table/symlinks/example/main/my_table/year=2022/month=1/symlink.txt
 ```
 
 An example content of a symlink file, where each line represents a single object of the specific partition:
+
 ```text
 s3://my-bucket/my-repo-prefix/5bdc62da516944b49889770d98274227
 s3://my-bucket/my-repo-prefix/64262fbf3d6347a79ead641d2b2baee6

docs/integrations/dbt.md

@@ -7,6 +7,9 @@ redirect_from: /using/dbt.html
 
 # Integrating dbt and lakeFS
 
+{: .warning }
+**Deprecated Feature:** This feature is being phased out. A superior replacement will be introduced soon.
+
 [dbt](https://www.getdbt.com/) can run on lakeFS with a Spark adapter or Presto/Trino adapter. 
 Both Spark and Presto use Hive metastore or Glue to manage tables and views.
 When creating a branch in lakeFS, you receive a logical copy of the data that can be accessed by `s3://my-repo/branch/...` 

docs/integrations/glue_hive_metastore.md

@@ -7,6 +7,9 @@ redirect_from: /using/glue_hive_metastore.html
 
 # Using lakeFS with the Glue/Hive Metastore
 
+{: .warning }
+**Deprecated Feature:** This feature is being phased out. A superior replacement will be introduced soon.
+
 {% include toc_2-3.html %}
 
 ## About Glue / Hive Metastore

docs/integrations/presto_trino.md

@@ -116,6 +116,9 @@ WITH (
 
 ### Example of copying a table with [metastore tools](glue_hive_metastore.md):
 
+{: .warning }
+**Deprecated Feature:** This feature is being phased out. A superior replacement will be introduced soon.
+
 Copy the created table `page_views` on schema `main` to schema `example_branch` with location `s3a://example/example_branch/page_views/` 
 ```shell
 lakectl metastore copy --from-schema main --from-table page_views --to-branch example_branch