feat: Add size param docs to random endpoint

Author: chrisjm

src/routes/documentation/index.svx

@@ -17,12 +17,12 @@ layout: page
       label: 'List Breweries'
     },
     {
-      'id': 'random-brewery',
-      'label': 'Random Brewery'
+      id: 'random-brewery',
+      label: 'Random Brewery'
     },
     {
-      'id': 'search-breweries',
-      'label': 'Search Breweries'
+      id: 'search-breweries',
+      label: 'Search Breweries'
     }
   ];
 </script>
@@ -143,6 +143,14 @@ Get a random brewery.
 
 <RunButton endpoint="https://api.openbrewerydb.org/breweries/random" />
 
+### `size`
+
+Number of breweries to return each call.
+
+**Note:** Default is 1. Max per page is 50.
+
+<RunButton endpoint="https://api.openbrewerydb.org/breweries/random?size=3" />
+
 ---
 
 ## Search Breweries