Add collect workfile to blender host

openpype/hosts/blender/plugins/publish/collect_workfile.py

@@ -0,0 +1,38 @@
+from pathlib import Path
+
+import bpy
+from pyblish.api import InstancePlugin, CollectorOrder
+
+
+class CollectWorkfile(InstancePlugin):
+    """Inject workfile data into its instance."""
+
+    order = CollectorOrder
+    label = "Collect Workfile"
+    hosts = ["blender"]
+    families = ["workfile"]
+
+    def process(self, instance):
+        """Process collector."""
+
+        context = instance.context
+        filepath = Path(context.data["currentFile"])
+        ext = filepath.suffix
+
+        instance.data.update(
+            {
+                "setMembers": [filepath.as_posix()],
+                "frameStart": context.data.get("frameStart", 1),
+                "frameEnd": context.data.get("frameEnd", 1),
+                "handleStart": context.data.get("handleStart", 1),
+                "handledEnd": context.data.get("handleEnd", 1),
+                "representations": [
+                    {
+                        "name": ext.lstrip("."),
+                        "ext": ext,
+                        "files": filepath.name,  # TODO resources
+                        "stagingDir": filepath.parent,
+                    }
+                ],
+            }
+        )