build script yep

.gitignore

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+build
+build.zip
+*.zip

build.sh

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+#!/bin/bash
+# enable globbing properly
+shopt -s extglob
+
+# create the build dir if it doesn't already exist
+mkdir -p ./build
+
+# move all necessary files to the build dir
+cp -r {assets,pack.png,pack.mcmeta} ./build
+
+# change working dir into the build dir
+cd build
+
+# detect arch for downloading OxiPng
+frfrarch=$(uname -m)
+echo SYSTEM ARCHITECTURE IS $frarch
+# get and use oxipng if it is available for your architecture
+if [[ $frfrarch == "x86_64" ]]; then
+    echo "downloading oxipng x64"
+    wget -O oxipng.tar.gz https://github.com/shssoichiro/oxipng/releases/download/v9.1.3/oxipng-9.1.3-x86_64-unknown-linux-musl.tar.gz
+elif [[ $frfrarch ==  "aarch64" ]]; then
+    echo "downloading oxipng arm64"
+    wget -O oxipng.tar.gz https://github.com/shssoichiro/oxipng/releases/download/v9.1.3/oxipng-9.1.3-aarch64-unknown-linux-musl.tar.gz
+else
+    echo unknown architecture, oxipng wont be used
+fi
+
+# banger size reduction on files in build dir yep
+if [[ -e oxipng.tar.gz ]]; then
+    tar -xvzf oxipng.tar.gz
+    rm oxipng.tar.gz
+    mv ./oxipng* ./oxipngdir
+    mv ./oxipngdir/oxipng ./oxipng
+    chmod +x oxipng
+    oxipng -o max --strip all --alpha $(find . -name "*.png" -type f)
+
+    # clean up the oxipng before build
+    rm -rf oxipng
+    rm -rf oxipngdir
+fi
+
+# remove all the gimp files (those don't do anything in the final build)
+find . -name "*.xcf" -type f -delete
+
+# zip all files in build dir recursively, into build.zip in base folder. use -0 flag to disable compression.
+zip -r ../build.zip . -0
+
+# change back to root dir
+cd ..
+
+# nuke the build dir
+rm -r build
+
+echo "file built to build.zip"