Switch to new plugin framework.

src/constants.py

@@ -1,2 +1,22 @@
+from twitchio import Scopes
+
+
 CONFIG_FILE = 'config/bot.conf'
-DATA_VERSION = 1
+
+SCHEMA_VERSIONS = {
+    'ROOT': 1,
+    'TWITCH_AUTH': 1
+}
+
+# Requested scopes for the bots own twitch user
+BOTUSER_SCOPES = Scopes((
+    Scopes.user_read_chat,
+    Scopes.user_write_chat,
+    Scopes.user_bot,
+    Scopes.channel_bot,
+))
+
+# Default requested scopes for joining a channel
+CHANNEL_SCOPES = Scopes((
+    Scopes.channel_bot,
+))