tentatively add list command

bot/commands/list/models.py

@@ -0,0 +1,29 @@
+from peewee import *
+import json
+
+db = DatabaseProxy()
+
+class BaseModel(Model):
+    class Meta:
+        database = db
+        db_table = 'journal'
+
+class ListModel(BaseModel):
+    name = CharField(unique=True)
+    content = TextField(default="") # unlimited length, use to serialise list into
+
+    @property
+    def content_list(self):
+        return json.loads(self.content or '[]')
+    
+    @content_list.setter
+    def content_list(self, list_content):
+        self.content = json.dumps(list_content)
+        self.save()
+
+
+
+def set_db(db_path):
+    db.initialize(SqliteDatabase(db_path))
+    db.connect()
+    db.create_tables([ListModel], safe=True)