Update last_modified_by for assets on edit [SCI-10033]

app/controllers/asset_sync_controller.rb

@@ -34,7 +34,7 @@ class AssetSyncController < ApplicationController
     end
 
     @asset.file.attach(io: request.body, filename: @asset.file.filename)
-    @asset.touch
+    @asset.update(last_modified_by: current_user)
 
     log_activity
 

app/controllers/assets_controller.rb

@@ -187,6 +187,7 @@ class AssetsController < ApplicationController
     return render_403 unless can_read_team?(@asset.team)
 
     @asset.file.attach(io: params.require(:image), filename: orig_file_name)
+    @asset.last_modified_by = current_user
     @asset.save!
     create_edit_image_activity(@asset, current_user, :finish_editing)
     # release previous image space

app/controllers/gene_sequence_assets_controller.rb

@@ -91,6 +91,7 @@ class GeneSequenceAssetsController < ApplicationController
       file.blob.metadata['name'] = params[:sequence_name]
       file.save!
       @asset.view_mode = view_mode || @parent.assets_view_mode
+      @asset.last_modified_by = current_user
       @asset.save!
     end
   end

app/services/marvin_js_service.rb

@@ -28,7 +28,7 @@ class MarvinJsService
       connect_asset(asset, params, current_user)
     end
 
-    def update_sketch(params, _current_user, current_team)
+    def update_sketch(params, current_user, current_team)
       if params[:object_type] == 'TinyMceAsset'
         asset = current_team.tiny_mce_assets.find(Base62.decode(params[:id]))
         attachment = asset&.image
@@ -40,6 +40,7 @@ class MarvinJsService
 
       file = generate_image(params)
       attach_file(attachment, file, params)
+      asset.update(last_modified_by: current_user) if asset.is_a?(Asset)
       asset.post_process_file(current_team) if asset.class == Asset
       asset
     end