eur czk can be disabled from now on

src/initializers/currency_seeder.rs

@@ -10,7 +10,7 @@ use loco_rs::prelude::*;
 use sea_orm::{ActiveModelTrait, ColumnTrait, EntityTrait, PaginatorTrait, QueryFilter, Set};
 
 use crate::models::currencies;
-use crate::shared::currency::SCALE;
+use crate::shared::currency::{self, SCALE};
 
 /// `(code, symbol, default_rate_e4)` — default rate is a placeholder the admin
 /// is expected to update from the live FX rate.
@@ -45,6 +45,8 @@ impl Initializer for CurrencySeeder {
             .await?;
             tracing::info!(currency = code, "seeded display currency");
         }
+        // Prime the process-wide snapshot used by the navbar/settings chrome.
+        currency::refresh_snapshot(&ctx.db).await?;
         Ok(())
     }
 }

src/initializers/view_engine.rs

@@ -54,6 +54,12 @@ impl Initializer for ViewEngineInitializer {
                     crate::shared::csrf::current_token().unwrap_or_default(),
                 ))
             });
+            // `currencies()`: the EUR base plus enabled alternative currencies
+            // (from the process-wide snapshot), used by the global chrome — the
+            // settings-menu switcher and the navbar exchange-rate display.
+            tera.register_function("currencies", |_args: &HashMap<String, serde_json::Value>| {
+                Ok(crate::shared::currency::selectable_json())
+            });
             Ok(())
         })?;