feat: Cards writings and balancing (M8)

web/js/engine/economy.js

@@ -19,6 +19,8 @@ export function computeFiscal(state, bal) {
   const e = state.economy;
   let revenue = e.otherRevenue;
   for (const id of TAX_IDS) revenue += taxRevenue(id, e.taxes[id], bal);
+  // Receipts follow the cycle: a slump costs revenue, a boom adds some.
+  revenue += (bal.fiscal?.growthSens ?? 0) * (e.growth - state.ref.vars.growth);
 
   const debtRatio = (e.debt / e.gdp) * 100;
   const rate = interestRate(debtRatio, bal);
@@ -85,4 +87,5 @@ export function setBudget(state, bal, { alloc = {}, taxes = {} } = {}) {
 
 export function confirmBudget(state) {
   state.pending.review = false;
+  state.risk.emergency = false;
 }