feat: update quest and user schema

* add requirements in quest
* add progress in user

quests/discover/game.yml

@@ -0,0 +1,6 @@
+title: Discover the World!
+instruction: |
+  試著探索這個世界吧！
+
+requirements:
+  - spell

quests/read/game.yml

@@ -0,0 +1,6 @@
+title: Read the File
+instruction: |
+  閱讀檔案
+
+requirements:
+  - spell

quests/spell/game.yml

@@ -4,6 +4,10 @@ instruction: |
 
   「輸入 echo Hello World!」
 
+requirements:
+  - helloworld
+  - noexists
+
 conditions:
   pwd_home: &pwd_home
     pwd: