refactor: Refactorized whole project structure

python/docs/defaultEvents/player/onPlayerSpellSetup.md

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+# `event` onPlayerSpellSetup
+This event is triggered when player prepares the spell.
+
+Original: [onPlayerSpellSetup](https://gothicmultiplayerteam.gitlab.io/docs/0.3.0/script-reference/server-events/player/onPlayerSpellSetup/)
+
+## Parameters
+* `dict` **kwargs**:
+    * `int` **playerid**: the id of the player who prepares the spell.
+    * `str | null` **instance**: the item instance from Daedalus scripts.
+    
+## Usage
+```python
+import g2o
+        
+@g2o.event('onPlayerSpellSetup')
+def onSpellSetup(**kwargs):
+    print(kwargs['player'], 'setuped a spell', kwargs['instance'])
+```