Add instance configuration UI and backend

src/main.rs

@@ -1,8 +1,10 @@
-use std::error::Error;
+use std::{error::Error, sync::Arc};
 
 use axum::Router;
 use sqlx::PgPool;
-use tokio::net::TcpListener;
+use tokio::{net::TcpListener, sync::RwLock};
+
+use crate::config::MnemoConf;
 
 mod api;
 mod config;
@@ -21,6 +23,7 @@ const ISE_MSG: &str = "Internal server error";
 #[derive(Debug, Clone)]
 pub struct MnemoState {
     pool: PgPool,
+    conf: Arc<RwLock<MnemoConf>>,
 }
 
 #[tokio::main]
@@ -31,6 +34,7 @@ async fn main() -> Result<(), Box<dyn Error>> {
     let pool = config::init_pool().await?;
     sqlx::migrate!("src/database/migrations").run(&pool).await?;
     log::info!("Migrations applied successfully.");
+    let conf = Arc::new(RwLock::new(MnemoConf::new()));
     users::auth::init_password_dummies();
     users::setup::initialise_reserved_users_if_needed(&pool).await?;
 
@@ -38,7 +42,7 @@ async fn main() -> Result<(), Box<dyn Error>> {
     let r = Router::new()
         .merge(api::api_router())
         .merge(web::web_router())
-        .with_state(MnemoState { pool });
+        .with_state(MnemoState { pool, conf });
     let l = TcpListener::bind(format!("0.0.0.0:{port}")).await?;
     log::info!("Listener bound to {}", l.local_addr()?);