Reorganize Blender Web execution around capabilities

tools/web/generated/M16-GAP-00279.py

@@ -0,0 +1,36 @@
+#!/usr/bin/env python3
+import pathlib
+import sys
+
+import bpy
+
+
+OBJECT_NAME = "WebGapAssetMarkObject"
+MESH_NAME = "WebGapAssetMarkMesh"
+
+
+def main():
+    arguments = sys.argv[sys.argv.index("--") + 1 :]
+    if len(arguments) != 1:
+        raise SystemExit(
+            "usage: blender -b --factory-startup --python M16-GAP-00279.py -- OUTPUT"
+        )
+    output = pathlib.Path(arguments[0]).resolve()
+    bpy.ops.wm.read_factory_settings(use_empty=True)
+    mesh = bpy.data.meshes.new(MESH_NAME)
+    mesh.from_pydata(((-1.0, 0.0, 0.0), (1.0, 0.0, 0.0), (0.0, 1.0, 0.0)), (), ((0, 1, 2),))
+    obj = bpy.data.objects.new(OBJECT_NAME, mesh)
+    bpy.context.scene.collection.objects.link(obj)
+
+    # Background mode has no editor ID context for the operator. Seed the persisted asset record
+    # with the same data API used by Blender's asset system.
+    obj.asset_mark()
+    obj.asset_data.author = "M16 Fixture"
+    obj.asset_data.description = "Asset mark operator fixture"
+    obj.asset_data.tags.new("operator-mark")
+
+    bpy.ops.wm.save_as_mainfile(filepath=str(output), check_existing=False, compress=True)
+
+
+if __name__ == "__main__":
+    main()