polish build script

.gitignore

@@ -1 +1,2 @@
 build
+build.zip

build.sh

@@ -0,0 +1,22 @@
+# 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
+
+# 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"