add: journal.css special note

crates/app/src/routes/api/v1/journals.rs

@@ -49,6 +49,20 @@ pub async fn get_request(
     })
 }
 
+pub async fn get_css_request(
+    Path(id): Path<usize>,
+    Extension(data): Extension<State>,
+) -> impl IntoResponse {
+    let data = &(data.read().await).0;
+
+    let note = match data.get_note_by_journal_title(id, "journal.css").await {
+        Ok(x) => x,
+        Err(e) => return ([("Content-Type", "text/plain")], format!("/* {e} */")),
+    };
+
+    ([("Content-Type", "text/css")], note.content)
+}
+
 pub async fn list_request(jar: CookieJar, Extension(data): Extension<State>) -> impl IntoResponse {
     let data = &(data.read().await).0;
     let user = match get_user_from_token!(jar, data, oauth::AppScope::UserReadJournals) {

crates/app/src/routes/api/v1/mod.rs

@@ -551,6 +551,7 @@ pub fn routes() -> Router {
         .route("/journals", post(journals::create_request))
         .route("/journals/{id}", get(journals::get_request))
         .route("/journals/{id}", delete(journals::delete_request))
+        .route("/journals/{id}/journal.css", get(journals::get_css_request))
         .route("/journals/{id}/title", post(journals::update_title_request))
         .route(
             "/journals/{id}/privacy",

crates/app/src/routes/pages/journals.rs

@@ -116,7 +116,7 @@ pub async fn view_request(
     }
 
     // if we don't have a selected journal, we shouldn't be here probably
-    if selected_journal.is_empty() {
+    if selected_journal.is_empty() | (selected_note == "journal.css") {
         return Err(Html(
             render_error(Error::NotAllowed, &jar, &data, &user).await,
         ));