Added strict type checking to the project. (#236)

* Implement strict typing (WIP).

* changes

* Finish type checks

* Fix notification icon, matugen settings and update tsconfig.

* OSD Styling updates and added the ability to configure OSD duration.

widget/settings/pages/config/osd/index.ts

@@ -12,6 +12,7 @@ export const OSDSettings = () => {
             children: [
                 Header('On Screen Display'),
                 Option({ opt: options.theme.osd.enable, title: 'Enabled', type: 'boolean' }),
+                Option({ opt: options.theme.osd.duration, title: 'Duration', type: 'number', min: 100, max: 10000, increment: 500 }),
                 Option({ opt: options.theme.osd.orientation, title: 'Orientation', type: 'enum', enums: ["horizontal", "vertical"] }),
                 Option({ opt: options.theme.osd.location, title: 'Position', subtitle: 'Position of the OSD on the screen', type: 'enum', enums: ["top left", "top", "top right", "right", "bottom right", "bottom", "bottom left", "left"] }),
                 Option({ opt: options.theme.osd.monitor, title: 'Monitor', subtitle: 'The ID of the monitor on which to display the OSD', type: 'number' }),