Improved cpl-query & added first types from discord

src/cpl_discord/helper/ToContainersConverter.py

@@ -0,0 +1,13 @@
+from typing import Union, Sequence
+
+from cpl_discord.container.container import Container
+
+
+class ToContainersConverter:
+
+    @staticmethod
+    def convert(_l: Union[list[object], Sequence[object]], _t: type) -> list[Container]:
+        values = []
+        for e in _l:
+            values.append(_t(e))
+        return values

src/cpl_discord/helper/__init__.py

@@ -0,0 +1 @@
+# imports