Docs updates (#12607)

docs/docs/integrations/api.md

@@ -381,9 +381,13 @@ List of frames in the preview cache for the time range. Previews are only kept i
 
 Specific preview frame from preview cache.
 
-### `GET /<camera>/start/<start-timestamp>/end/<end-timestamp>/preview.gif`
+### `GET /<camera>/start/<start-timestamp>/end/<end-timestamp>/preview`
 
-Gif made from preview video / frames during this time range
+Looping image made from preview video / frames during this time range.
+
+| param     | Type | Description                      |
+| --------- | ---- | -------------------------------- |
+| `format`  | str  | Format of preview [`gif`, `mp4`] |
 
 ## Recordings
 
@@ -455,6 +459,10 @@ Reviews from the database. Accepts the following query string parameters:
 | `limit`    | int  | Limit the number of events returned                            |
 | `severity` | str  | Limit items to severity (alert, detection, significant_motion) |
 
+### `GET /api/review/<id>`
+
+Get review with `id` from the database.
+
 ### `GET /api/review/summary`
 
 Summary of reviews for the last 30 days. Accepts the following query string parameters:

docs/docs/integrations/mqtt.md

@@ -138,13 +138,14 @@ Message published for each changed review item. The first message is published w
         "person",
         "car"
       ],
-      "sub_labels": [],
+      "sub_labels": ["Bob"],
       "zones": [
         "front_yard"
       ],
       "audio": []
     }
   }
+}
 ```
 
 ### `frigate/stats`