feat: add monthly card periods and apparatus lesson feedback

packages/shared/src/index.ts

@@ -55,6 +55,10 @@ export {
   MEMBERSHIP_DAY_MS,
   addDurationDays,
   getMembershipDaysLeft,
+  isMembershipExpired,
+  getMembershipEffectiveState,
+  getStudioSlotRange,
+  canUseMembershipForSlot,
   canRenewCardType,
   computeMembershipGrant,
   pickRenewalTarget,
@@ -137,6 +141,7 @@ export type {
 } from './types/index'
 
 export * from './types/member-care'
+export * from './lesson-feedback'
 export * from './posture-assessment'
 export * from './types/body-portrait'