dev add statistic complaints by status

src/main/java/ru/soune/nocopy/dto/statistic/ComplaintStatisticRequest.java

@@ -0,0 +1,7 @@
+package ru.soune.nocopy.dto.statistic;
+
+import lombok.Data;
+
+@Data
+public class ComplaintStatisticRequest {
+}

src/main/java/ru/soune/nocopy/dto/statistic/ComplaintStatisticResponse.java

@@ -0,0 +1,29 @@
+package ru.soune.nocopy.dto.statistic;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+@Data
+@Builder
+@AllArgsConstructor
+@NoArgsConstructor
+public class ComplaintStatisticResponse {
+
+    @JsonProperty("total_complaint")
+    private Long totalComplaints;
+
+    @JsonProperty("total_created")
+    private Long totalCreated;
+
+    @JsonProperty("total_in_work")
+    private Long totalInWork;
+
+    @JsonProperty("total_completed")
+    private Long totalCompleted;
+
+    @JsonProperty("total_cancelled")
+    private Long totalCancelled;
+}