feat(youtube/theme): add option to color the seekbar

src/main/kotlin/app/revanced/patches/youtube/layout/theme/patch/ThemePatch.kt

@@ -23,6 +23,7 @@ class ThemePatch : ResourcePatch {
     override fun execute(context: ResourceContext): PatchResult {
         val darkThemeBackgroundColor = darkThemeBackgroundColor!!
         val lightThemeBackgroundColor = lightThemeBackgroundColor!!
+        val darkThemeSeekbarColor = darkThemeSeekbarColor!!
 
         context.xmlEditor["res/values/colors.xml"].use { editor ->
             val resourcesNode = editor.file.getElementsByTagName("resources").item(0) as Element
@@ -35,15 +36,17 @@ class ThemePatch : ResourcePatch {
                     "yt_black4", "yt_status_bar_background_dark", "material_grey_850" -> darkThemeBackgroundColor
 
                     "yt_white1", "yt_white1_opacity95", "yt_white1_opacity98", "yt_white2", "yt_white3", "yt_white4",
-                     -> lightThemeBackgroundColor
+                    -> lightThemeBackgroundColor
 
+                    "inline_time_bar_colorized_bar_played_color_dark" -> darkThemeSeekbarColor
                     else -> continue
                 }
             }
         }
 
         // copies the resource file to change the splash screen color
-        context.copyResources("theme",
+        context.copyResources(
+            "theme",
             ResourceUtils.ResourceGroup("values-night-v31", "styles.xml")
         )
 
@@ -68,5 +71,14 @@ class ThemePatch : ResourcePatch {
                 description = "The background color of the light theme. Can be a hex color or a resource reference.",
             )
         )
+
+        var darkThemeSeekbarColor: String? by option(
+            PatchOption.StringOption(
+                key = "darkThemeSeekbarColor",
+                default = "#ffff0000",
+                title = "Dark theme seekbar color",
+                description = "The background color of the seekbar of the dark theme. Leave empty for default color.",
+            )
+        )
     }
 }