Remove scheduler, add hwt sergeant :)

src/main/kotlin/com/dowstats/controllers/instruments/RgdTreeController.kt

@@ -0,0 +1,31 @@
+package com.dowstats.controllers.instruments
+
+import com.dowstats.data.dto.controllers.instruments.RgdNodeDto
+import com.dowstats.data.dto.controllers.instruments.toRgdNodeDto
+import com.dowstats.service.w40k.RgdParserService
+import org.springframework.beans.factory.annotation.Autowired
+import org.springframework.http.MediaType
+import org.springframework.web.bind.annotation.PostMapping
+import org.springframework.web.bind.annotation.RequestMapping
+import org.springframework.web.bind.annotation.RequestParam
+import org.springframework.web.bind.annotation.RestController
+import org.springframework.web.multipart.MultipartFile
+import java.io.DataInputStream
+
+@RestController
+@RequestMapping("api/v1/instruments/rgd")
+class RgdTreeController @Autowired constructor(
+    val rgdParserService: RgdParserService,
+) {
+
+    @PostMapping(
+        value = ["/tree"],
+        consumes = [MediaType.MULTIPART_FORM_DATA_VALUE],
+        produces = [MediaType.APPLICATION_JSON_VALUE],
+    )
+    fun parseRgdToTree(@RequestParam("file") file: MultipartFile): List<RgdNodeDto> {
+        return file.inputStream.use { input ->
+            rgdParserService.parseRgdFileStream(DataInputStream(input))
+        }.map { it.toRgdNodeDto() }
+    }
+}