bringing back processing status for tasks on shots list

src/styles/_app_utils.sass

@@ -90,7 +90,6 @@
 		name: background-slide
 		duration: 1s
 		delay: 0s
-		// fill-mode: forwards
 		iteration-count: infinite
 		timing-function: linear
 

src/styles/_shots.sass

@@ -141,6 +141,7 @@
 							border-radius: 50%
 							border: 2px solid transparent
 							+position-center-translate
+							transition: background-color 150ms ease-in-out, border 150ms ease-in-out
 
 						span
 							display: block
@@ -164,6 +165,16 @@
 							&:hover
 								border-color: $color-primary-light
 
+						&.processing
+							background-image: none
+							&:before
+								+stripes-animate
+								+stripes(transparent, rgba($color-background-active, .6), -45deg, 15px)
+								animation-duration: 4s
+
+							&.active
+								background-image: none
+
 						&.task-add
 							width: auto
 							border-radius: initial