feat(vcroles): Add voice autoroles.

src/modules/voiceroles/data.py

@@ -0,0 +1,27 @@
+from data import Registry, RowModel
+from data.columns import Integer, Timestamp
+
+
+class VoiceRoleData(Registry):
+    class VoiceRole(RowModel):
+        """
+        Schema
+        ------
+        CREATE TABLE voice_roles(
+            voice_role_id SERIAL PRIMARY KEY,
+            channelid BIGINT NOT NULL,
+            roleid BIGINT NOT NULL,
+            created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
+        );
+        CREATE INDEX voice_role_channels on voice_roles (channelid);
+        """
+        # TODO: Worth associating a guildid to this as well? Denormalises though
+        # Makes more theoretical sense to associated configurable channels to the guilds in a join table.
+        _tablename_ = 'voice_roles'
+        _cache_ = {}
+
+        voice_role_id = Integer(primary=True)
+        channelid = Integer()
+        roleid = Integer()
+
+        created_at = Timestamp()