Sync frontend and backend

backend/spec/api.md

@@ -178,7 +178,7 @@ Handlers take `State<Arc<Api>>`, an optional `AuthedPubkey`, then path/query/bod
 
 - Admin or matching tenant
 - Looks up the tenant, then lists invoices from Stripe by `stripe_customer_id`
-- `data` is a list of `StripeInvoice` objects: `{ id, customer, status, amount_due, currency }`
+- `data` is a list of `StripeInvoice` objects: `{ id, customer, status, amount_due, currency, period_start, period_end }`
 
 ## `get_invoice` — `GET /invoices/:id`
 

backend/spec/stripe.md

@@ -95,4 +95,4 @@ Verifies the `Stripe-Signature` header against `env.stripe_webhook_secret` and p
 - `StripeSubscription { id, status, items: Vec<StripeSubscriptionItem> }` (`items` flattened from Stripe's `{ data: [...] }` list)
 - `StripeSubscriptionItem { id, price: StripePrice, quantity }` (`quantity` defaults to 1 when absent)
 - `StripePrice { id }`
-- `StripeInvoice { id, customer, status, amount_due, currency }` (the subset of invoice fields the API surfaces; `Serialize` + `Clone`)
+- `StripeInvoice { id, customer, status, amount_due, currency, period_start, period_end }` (the subset of invoice fields the API surfaces; `Serialize` + `Clone`)

backend/src/stripe.rs

@@ -59,6 +59,8 @@ pub struct StripeInvoice {
     pub status: String,
     pub amount_due: i64,
     pub currency: String,
+    pub period_start: i64,
+    pub period_end: i64,
 }
 
 #[derive(serde::Deserialize)]