refactor(wip): add Metadata struct

src/mgmt.rs

@@ -25,6 +25,19 @@ pub struct Inventory {
     pub avg_word_count: f64,
 }
 
+/// Represents the front-matter metadata included within each entry. Does not necessarily have to be associated with any real diary entry.
+#[derive(Debug)]
+pub struct Metadata {
+    timestamp: String,
+    timezone: String,
+}
+
+impl Metadata {
+    pub fn read_from_entry(contents: String) {
+        
+    }
+}
+
 /// Represents a single diary entry (markdown file) and its associated stats/metadata
 ///
 /// Does not include the actual contents of the entry, only stats