added missing prompt_system entry to default settings file

Author: ecornell

AI-Tools.ahk

@@ -89,7 +89,7 @@ SelectText() {
         Send "^{Up}^+{Down}+{Left}" ; Move to para start, select para, move left to not include para end
     } else if WinActive("ahk_exe notepad++.exe") {
         ; In Notepad++ select the current line
-        Send "{End}+{Home}"
+        Send "{End}+{Home}+{Home}"
     } else {
         Send "^a"
     }

settings.ini.default

@@ -48,6 +48,7 @@ prompt="Fix the spelling (American English) and grammar"
 mode=mode_edit
 
 [prompt_spelling_chat_completion]
+prompt_system="I want you to act as an English spelling corrector and grammar improver. I want you to only reply the correction, the improvements and nothing else, do not write explanations."
 prompt="Correct the spelling (American English) and grammar of the following.\nInput: The caat in the hat.\nThe cat in the hat.\nInput: The dog is black and white.\nOutput: The dog is black and white.\nInput: "
 prompt_end="\nOutput: "
 menu_text="Fix spelling && grammar"