chore(pipeline): support instance segmentation task (#111)

Because

- support instance segmentation task

This commit

- add instance segmentation task

Author: phelan_instill

vdp/pipeline/v1alpha/pipeline.proto

@@ -16,6 +16,7 @@ import "vdp/model/v1alpha/classification_output.proto";
 import "vdp/model/v1alpha/detection_output.proto";
 import "vdp/model/v1alpha/keypoint_output.proto";
 import "vdp/model/v1alpha/ocr_output.proto";
+import "vdp/model/v1alpha/instance_segmentation_output.proto";
 import "vdp/model/v1alpha/unspecified_output.proto";
 
 // Pipeline represents a pipeline recipe
@@ -292,8 +293,11 @@ message TaskOutput {
     // The ocr output
     model.v1alpha.OcrOutput ocr = 5
         [ (google.api.field_behavior) = OUTPUT_ONLY ];
+    // The instance segmentation output
+    model.v1alpha.InstanceSegmentationOutput instance_segmentation = 6
+        [ (google.api.field_behavior) = OUTPUT_ONLY ];
     // The unspecified task output
-    model.v1alpha.UnspecifiedOutput unspecified = 6
+    model.v1alpha.UnspecifiedOutput unspecified = 7
         [ (google.api.field_behavior) = OUTPUT_ONLY ];
   }
 }