Refactor billing to manage subscriptions/invoices internally

backend/src/routes/plans.rs

@@ -3,14 +3,15 @@ use std::sync::Arc;
 use axum::extract::{Path, State};
 
 use crate::api::Api;
+use crate::query;
 use crate::web::{ApiResult, not_found, ok};
 
-pub async fn list_plans(State(api): State<Arc<Api>>) -> ApiResult {
-    ok(api.query.list_plans())
+pub async fn list_plans(State(_api): State<Arc<Api>>) -> ApiResult {
+    ok(query::list_plans())
 }
 
-pub async fn get_plan(State(api): State<Arc<Api>>, Path(id): Path<String>) -> ApiResult {
-    match api.query.get_plan(&id) {
+pub async fn get_plan(State(_api): State<Arc<Api>>, Path(id): Path<String>) -> ApiResult {
+    match query::get_plan(&id) {
         Some(plan) => ok(plan),
         None => Err(not_found("plan not found")),
     }