PBM-1108 Added a requirement for a dedicated S3 bucket for PBM (#217)

modified:   docs/details/storage-config-example.md
	modified:   docs/install/backup-storage.md
	modified:   mkdocs.yml

docs/details/storage-config-example.md

@@ -4,6 +4,10 @@ Provide the remote backup storage configuration as a YAML config file. The follo
 
 ## S3-compatible remote storage
 
+!!! important
+
+    Percona Backup for MongoDB (PBM) needs its own dedicated S3 bucket exclusively for backup-related files. Ensure that this bucket is created and managed solely by PBM.
+
 ### Amazon Simple Storage Service
 
 ```yaml

docs/install/backup-storage.md

@@ -3,6 +3,8 @@
 The easiest way to provide remote backup storage configuration is to specify it in a YAML config file and upload this file to Percona Backup for MongoDB using `pbm` CLI.
 
 The storage configuration itself is out of scope of the present document. We assume that you have configured one of the supported remote backup storages and provisioned access keys with the proper permissions for PBM. See [Remote Backup Storage](../details/storage-configuration.md) for more details.
+
+<i info>:material-information: Info:</i> Percona Backup for MongoDB needs its own dedicated S3 bucket exclusively for backup-related files. Ensure that this bucket is created and managed solely by PBM.
 {.power-number}
 
 1. Create a config file (e.g. `pbm_config.yaml`).

mkdocs.yml

@@ -19,8 +19,7 @@ theme:
     - navigation.tracking 
     - navigation.instant
     - navigation.instant.progress
-#    - navigation.tabs
-#    - navigation.tabs.sticky
+    - content.tooltips
     - content.tabs.link
     - content.action.edit
     - content.action.view