presentation wiring

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

crates/application/src/lib.rs

@@ -1,4 +1,5 @@
 pub mod commands;
 pub mod context;
+pub mod ports;
 pub mod queries;
 pub mod use_cases;

crates/application/src/ports.rs

@@ -0,0 +1,5 @@
+use domain::models::{DiaryEntry, collections::Paginated};
+
+pub trait HtmlRenderer: Send + Sync {
+    fn render_diary_page(&self, data: &Paginated<DiaryEntry>) -> Result<String, String>;
+}