feat: implement component-item management with CRUD operations and status updates

internal/models/requests/component_item_request.go

@@ -0,0 +1,24 @@
+package requests
+
+import "encoding/json"
+
+type CreateComponentItemRequest struct {
+	ComponentID int64           `json:"componentId" binding:"required"`
+	ContainerID int64           `json:"containerId" binding:"required"`
+	Quantity    int32           `json:"quantity" binding:"required"`
+	Status      string          `json:"status" binding:"required"`
+	Metadata    json.RawMessage `json:"metadata"`
+}
+
+type UpdateComponentItemRequest struct {
+	ComponentID *int64          `json:"componentId"`
+	ContainerID *int64          `json:"containerId"`
+	Metadata    json.RawMessage `json:"metadata"`
+}
+
+// UpdateComponentItemStatusRequest represents the request body for changing the status of a component item.
+type UpdateComponentItemStatusRequest struct {
+	Status          string `json:"status" binding:"required,oneof=normal damaged long_unused expired pending_inspection"`
+	ChangedQuantity *int32 `json:"changedQuantity"`
+	Note            string `json:"note"`
+}