Add card lookup by cardIndex

src/main/kotlin/com/android/trisolarisserver/controller/IssuedCards.kt

@@ -171,6 +171,18 @@ class IssuedCards(
         return CardRevokeResponse(timeData = timeData)
     }
 
+    @GetMapping("/cards/{cardIndex}")
+    fun getCardByIndex(
+        @PathVariable propertyId: UUID,
+        @PathVariable cardIndex: Int,
+        @AuthenticationPrincipal principal: MyPrincipal?
+    ): IssuedCardResponse {
+        requireCardAdminActor(propertyId, principal)
+        val card = issuedCardRepo.findByPropertyIdAndCardIndex(propertyId, cardIndex)
+            ?: throw ResponseStatusException(HttpStatus.NOT_FOUND, "Card not found")
+        return card.toResponse()
+    }
+
     private fun parseOffset(value: String?): OffsetDateTime? {
         if (value.isNullOrBlank()) return null
         return try {
@@ -243,6 +255,14 @@ class IssuedCards(
         }
     }
 
+    private fun requireCardAdminActor(propertyId: UUID, principal: MyPrincipal?) {
+        if (principal == null) {
+            throw ResponseStatusException(HttpStatus.UNAUTHORIZED, "Missing principal")
+        }
+        propertyAccess.requireMember(propertyId, principal.userId)
+        propertyAccess.requireAnyRole(propertyId, principal.userId, Role.ADMIN, Role.MANAGER)
+    }
+
 
     private fun nextCardIndex(propertyId: UUID): Int {
         var counter = counterRepo.findByPropertyIdForUpdate(propertyId)