♻️ refactor(core): rename eol_cmd to eol_action

- clarifies the file's purpose as defining actions related to EOL handling rather than just commands

src/eol_action.rs

@@ -0,0 +1,22 @@
+use std::fmt;
+
+/// End of life command
+/// - Trash - move the message to the trash to be automatically deleted by Google
+/// - Delete - delete the message immediately without allowing rescue from trash
+#[derive(Debug, Default)]
+pub enum EolAction {
+    #[default]
+    /// Move the message to the trash
+    Trash,
+    /// Delete the message immediately
+    Delete,
+}
+
+impl fmt::Display for EolAction {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        match self {
+            EolAction::Trash => write!(f, "trash"),
+            EolAction::Delete => write!(f, "delete"),
+        }
+    }
+}