Disable TweetDeck preview for accounts that have it enabled

Closes #337

resources/Content/.all.js

@@ -24,6 +24,7 @@ import configure_first_day_of_week from "./tweetdeck/configure_first_day_of_week
 import configure_language_for_translations from "./tweetdeck/configure_language_for_translations.js";
 import disable_clipboard_formatting from "./tweetdeck/disable_clipboard_formatting.js";
 import disable_td_metrics from "./tweetdeck/disable_td_metrics.js";
+import disable_tweetdeck_preview from "./tweetdeck/disable_tweetdeck_preview.js";
 import drag_links_onto_columns from "./tweetdeck/drag_links_onto_columns.js";
 import expand_links_or_show_tooltip from "./tweetdeck/expand_links_or_show_tooltip.js";
 import fix_dm_input_box_focus from "./tweetdeck/fix_dm_input_box_focus.js";

resources/Content/api/td.js

@@ -8,6 +8,7 @@ if (!("TD" in window)) {
  *
  * @property {TD_Clients} clients
  * @property {TD_Components} components
+ * @property {TD_Config} config
  * @property {TD_Controller} controller
  * @property {TD_Languages} languages
  * @property {TD_Metrics} metrics
@@ -64,6 +65,13 @@ if (!("TD" in window)) {
  * @property {Class<MediaGallery>} MediaGallery
  */
 
+/**
+ * @typedef TD_Config
+ * @type {Object}
+ * 
+ * @property {Object} config_overlay
+ */
+
 /**
  * @typedef TD_Controller
  * @type {Object}

resources/Content/tweetdeck/disable_tweetdeck_preview.js

@@ -0,0 +1,7 @@
+import { TD } from "../api/td.js";
+
+export default function() {
+	const overlay = TD.config.config_overlay || (TD.config.config_overlay = {});
+	overlay["tweetdeck_gryphon_beta_enabled"] = { value: false };
+	overlay["tweetdeck_gryphon_beta_bypass_enabled"] = { value: false };
+}