feat: add File5 trapping

numass-workspace/src/main/kotlin/ru/inr/mass/scripts/trap-common.kt

@@ -24,10 +24,9 @@ data class GridPoint(
     val grid: List<Double>
 )
 
-class FineGridInterpolation(jsonInput: String, private val wall_l: Double) : ITrap {
+class FineGridInterpolation(jsonInput: String, private val wall_l: Double, private val deltaStep: Double = 1.0) : ITrap {
     private val hvValues: DoubleArray
     private val deltaLayers: Array<DoubleArray>
-    private val deltaStep = 1.0
 
     init {
         // Parse JSON input
@@ -104,6 +103,16 @@ fun getTrapByName(name: String): ITrap {
                 ?: throw IllegalArgumentException("Resource not found: $resourcePath")
             FineGridInterpolation(jsonInput, 2000.0)
         }
+        "Fine5" -> {
+            val resourcePath = "trap-fine-5-day-2V.json"
+            // Load JSON from resources at compile-time
+            val jsonInput = {}::class.java.classLoader
+                .getResourceAsStream(resourcePath)
+                ?.bufferedReader()
+                ?.use { it.readText() }
+                ?: throw IllegalArgumentException("Resource not found: $resourcePath")
+            FineGridInterpolation(jsonInput, 2000.0, deltaStep = 2.0)
+        }
         "TrapInterpolator" -> TrapInterpolator()
         "TrapInterpolator_24_07_12" -> TrapInterpolator_24_07_12()
         "TrapInterpolatorFull" -> TrapInterpolatorFull()