Chunking the blog posts for the stream.

src/config/full.rs

@@ -71,4 +71,13 @@ impl Config {
     pub(crate) fn get_site_title(&self) -> Option<&str> {
         self.raw.site_title.as_deref()
     }
+
+    pub(crate) fn get_stream_entries_per_page(&self) -> usize {
+        self.raw
+            .stream
+            .as_ref()
+            .map(|stream| stream.entries_per_page)
+            .flatten()
+            .unwrap_or(5)
+    }
 }