Add available rooms and room type room list endpoints

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

@@ -127,6 +127,48 @@ class Rooms(
         }.sortedBy { it.roomTypeName }
     }
 
+    @GetMapping("/available")
+    fun availableRooms(
+        @PathVariable propertyId: UUID,
+        @AuthenticationPrincipal principal: MyPrincipal?
+    ): List<RoomResponse> {
+        requirePrincipal(principal)
+        propertyAccess.requireMember(propertyId, principal!!.userId)
+
+        val rooms = roomRepo.findByPropertyIdOrderByRoomNumber(propertyId)
+        val occupiedRoomIds = roomStayRepo.findOccupiedRoomIds(propertyId).toHashSet()
+        return rooms
+            .filter { it.active && !it.maintenance && !occupiedRoomIds.contains(it.id) }
+            .map { it.toRoomResponse() }
+    }
+
+    @GetMapping("/by-type/{roomTypeCode}")
+    fun roomsByType(
+        @PathVariable propertyId: UUID,
+        @PathVariable roomTypeCode: String,
+        @AuthenticationPrincipal principal: MyPrincipal?,
+        @org.springframework.web.bind.annotation.RequestParam("availableOnly", required = false, defaultValue = "false")
+        availableOnly: Boolean
+    ): List<RoomResponse> {
+        requirePrincipal(principal)
+        propertyAccess.requireMember(propertyId, principal!!.userId)
+
+        val roomType = roomTypeRepo.findByPropertyIdAndCodeIgnoreCase(propertyId, roomTypeCode)
+            ?: throw ResponseStatusException(HttpStatus.NOT_FOUND, "Room type not found")
+
+        val roles = propertyUserRepo.findRolesByPropertyAndUser(propertyId, principal.userId)
+        val rooms = roomRepo.findByPropertyIdOrderByRoomNumber(propertyId)
+            .filter { it.roomType.id == roomType.id }
+
+        if (availableOnly || isAgentOnly(roles)) {
+            val occupiedRoomIds = roomStayRepo.findOccupiedRoomIds(propertyId).toHashSet()
+            return rooms
+                .filter { it.active && !it.maintenance && !occupiedRoomIds.contains(it.id) }
+                .map { it.toRoomResponse() }
+        }
+        return rooms.map { it.toRoomResponse() }
+    }
+
     @GetMapping("/availability-range")
     fun roomAvailabilityRange(
         @PathVariable propertyId: UUID,