add update-pack.exe and configs

instance.cfg

@@ -10,7 +10,7 @@ LWJGLVersion=
 LiteloaderVersion=
 LogPrePostOutput=true
 MCLaunchMethod=LauncherPart
-OverrideCommands=false
+OverrideCommands=true
 OverrideConsole=false
 OverrideGameTime=false
 OverrideJavaArgs=false
@@ -19,9 +19,12 @@ OverrideMCLaunchMethod=false
 OverrideMemory=false
 OverrideNativeWorkarounds=false
 OverrideWindow=false
-iconKey=default
+PostExitCommand=
-lastLaunchTime=1638305015568
+PreLaunchCommand=$INST_DIR/update-pack.exe
-lastTimePlayed=152
+WrapperCommand=
-name=Vanillia 1.18
+iconKey=vanillia
+lastLaunchTime=
+lastTimePlayed=
+name=Vanillia Pack 1.18
 notes=
-totalTimePlayed=245
+totalTimePlayed=

update-pack.data/config.toml

@@ -0,0 +1,23 @@
+# The program to run, can be defined as a direct
+# file path, or as an EXE in the $PATH variable
+program = "busybox.exe"
+programArgs = "bash -c 'start.sh'"
+
+# Working Directory
+workingDirectory = "{data}/"
+
+# Do not include windows path
+# If True, only the data directory will be
+# treated as $PATH
+isolatedPath = true
+
+# Global Environment variables to be set
+# to aid with portability,
+[environment]
+	# Please do not edit these values unless you
+	# know what you are doing
+	APPDATA = "{data}/APPDATA"
+	LOCALAPPDATA = "{data}/APPDATA"
+	HOME = "{data}/"
+	USERPROFILE = "{data}/"
+	# Put your custom environment variables here

update-pack.data/start.sh

@@ -0,0 +1,6 @@
+## DO NOT EDIT THIS FILE, ##
+## DOING SO WILL BREAK    ##
+## THE UPDATER
+cp updater.sh update.sh
+bash update.sh
+rm update.sh

update-pack.data/updater.sh

@@ -0,0 +1,21 @@
+GITURL="https://github.com/git-for-windows/git/releases/download/v2.33.0.windows.1/PortableGit-2.33.0-64-bit.7z.exe"
+
+#install git if not found
+if [ ! -f "git/bin/git.exe" ]; then
+	if [ ! -d "temp" ]; then
+		mkdir temp
+	fi
+	if [ ! -f "temp/git.install.exe" ]; then
+		wget $GITURL -O temp/git.install.exe
+	fi
+	temp/git.install.exe -o git -y
+fi
+rm -rf temp
+
+cd ../
+
+update-pack.data/git/bin/git.exe config pull.rebase false
+update-pack.data/git/bin/git.exe pull origin 1.18
+update-pack.data/git/bin/git.exe branch -D main
+
+echo "[$0] If there were any errors, please inform the Modpack Author"