[refactor] removed analytics, config, and modular crates to simplify the codebase and streamline architecture

backend-rust/crates/server/Cargo.toml

@@ -11,11 +11,12 @@ tracing-subscriber = { workspace = true }
 axum = { workspace = true }
 serde = { workspace = true }
 serde_json = { workspace = true }
-sqlx = { workspace = true }
+sqlx = { workspace = true, features = ["sqlite"] }
 dotenv = { workspace = true }
 once_cell = { workspace = true }
 
 api = { path = "../api" }
+db = { path = "../db" }
 http = "1.3.1"
 
 [features]

backend-rust/crates/server/src/lib.rs

@@ -6,6 +6,7 @@ use tracing_subscriber::EnvFilter;
 
 use api::services::{DefaultHealthService, HealthService};
 use api::types::Health;
+use api::config::AppSettings;
 
 pub struct AppState {
     pub health_service: Arc<dyn HealthService>,
@@ -29,14 +30,18 @@ async fn health_handler(state: Arc<AppState>) -> Json<Health> {
 pub async fn start_server(addr: SocketAddr) -> anyhow::Result<()> {
     init_tracing();
 
-    // TODO: initialize database pools and other infrastructure here.
-    // let pool = sqlx::PgPool::connect(&db_url).await?;
+    // Load application settings and initialize the database pool (sqlite).
+    let app_settings = AppSettings::get_app_settings();
+    let pool = db::initialize_db(&app_settings).await?;
 
     let state = Arc::new(AppState {
         health_service: Arc::new(DefaultHealthService),
     });
 
-    let app = build_router(state).await;
+    // Base daemon router
+    let app = build_router(state).await
+        // Attach API under /api and provide DB state
+        .nest("/api", api::api::routes::routes().with_state(pool.clone()));
 
     let listener = TcpListener::bind(addr).await?;
     info!("HTTP server listening on http://{}", addr);