refactor!: finish parser migration

Finally! :)

This removes all code related to the old parser.

#65

lib/parser/classes/Text.js

@@ -0,0 +1,27 @@
+'use strict';
+
+const TextRun = require('./TextRun');
+const EmojiRun = require('./EmojiRun');
+
+class Text {
+  text;
+
+  constructor(data) {
+    if (data?.hasOwnProperty('runs')) {
+      this.runs = data.runs.map((run) => run.emoji &&
+        new EmojiRun(run) ||
+        new TextRun(run)
+      );
+
+      this.text = this.runs.map((run) => run.text).join('');
+    } else {
+      this.text = data?.simpleText || 'N/A';
+    }
+  }
+
+  toString() {
+    return this.text;
+  }
+}
+
+module.exports = Text;