Add a build for regular non-blog-post pages from org source.

src/config/full.rs

@@ -92,4 +92,8 @@ impl Config {
     pub(crate) fn get_relative_path_to_static_files(&self) -> PathBuf {
         Path::new("static").into()
     }
+
+    pub(crate) fn get_relative_path_to_pages(&self) -> PathBuf {
+        Path::new("pages").into()
+    }
 }