Add Cloudron packaging for Maubot

maubot-src/maubot/cli/res/plugin.py.j2

@@ -0,0 +1,27 @@
+from typing import Type
+{% if config %}
+from mautrix.util.config import BaseProxyConfig, ConfigUpdateHelper
+{% endif %}
+from maubot import Plugin
+{% if config %}
+
+class Config(BaseProxyConfig):
+    def do_update(self, helper: ConfigUpdateHelper) -> None:
+        helper.copy("example_1")
+        helper.copy("example_2.list")
+        helper.copy("example_2.value")
+{% endif %}
+
+class {{ name }}(Plugin):
+    async def start(self) -> None:{% if config %}
+        self.config.load_and_update()
+        self.log.debug("Loaded %s from config example 2", self.config["example_2.value"]){% else %}
+        pass{% endif %}
+
+    async def stop(self) -> None:
+        pass
+{% if config %}
+    @classmethod
+    def get_config_class(cls) -> Type[BaseProxyConfig]:
+        return Config
+{% endif %}