Feature: Peek and Build-Bot Upgrade (#806)

* Refactored peek script into a class

* Post-peek workflow now upload the new screenshots

* Refactored BuildSeleniumRunner into a class

* Updated build_icons.yml to reflect new changes

* Fixed issue with building icons that were already in the app

* Build script will take screenshot of new icons

* Update post peek yaml message

* Added alerts

* Peek script now check for strokes in icons

* Updated post_peek's strokes in svgs message

* Updated post_peek script's message

* Updated post_peek's message

* Refactored get_release_message into icomoon_build

* Change devicon.css name to devicon-base.css

* Updated post_peek message

* Added update icon as a valid PR title for bot-peek

* Add \n char to SVG after it gets optimized

* Fixed error with 'update icon' regex

* Build script now batch issues when upload SVG

* Addressed build-bot's screenshot order

* Apply suggestions from code review

Co-authored-by: David Leal <halfpacho@gmail.com>

Co-authored-by: David Leal <halfpacho@gmail.com>

.github/scripts/build_assets/selenium_runner/enums.py

@@ -0,0 +1,28 @@
+from enum import Enum
+
+
+class IcomoonOptionState(Enum):
+    """
+    The state of the Icomoon toolbar options
+    """
+    SELECT = 0,
+    EDIT = 1
+
+
+class IcomoonPage(Enum):
+    """
+    The available pages on the Icomoon website.
+    """
+    SELECTION = 0,
+    GENERATE_FONT = 1
+
+
+class IcomoonAlerts(Enum):
+    """
+    The alerts that Icomoon displayed to the user. There
+    could be more but these are the ones we usually see.
+    """
+    STROKES_GET_IGNORED_WARNING = 0,
+    REPLACE_OR_REIMPORT_ICON = 1,
+    DESELECT_ICONS_CONTAINING_STROKES = 2,
+    UNKNOWN = 3