build(icons): generate toolbar/add-on PNGs from SVG with transparent background; configurable colors; stop tracking PNGs and ignore outputs

releases/updates.json

@@ -37,6 +37,15 @@
               "strict_min_version": "91.0"
             }
           }
+        },
+        {
+          "version": "0.3.2",
+          "update_link": "https://add-ons.jordanwages.com/archive-org-link-grabber/abf5f9638af544919be4-0.3.2.xpi",
+          "applications": {
+            "gecko": {
+              "strict_min_version": "91.0"
+            }
+          }
         }
       ]
     }