ci: create a reusable action step for downloading/exposing old release binaries

[iulianbarbu]

polkadot-sdk/.github/zombienet-tests/zombienet_polkadot_tests.yml

Lines 41 to 59 in 0bc850c

	additional-setup: |
	BIN_DIR="$(pwd)/bin_old"
	mkdir -p $BIN_DIR
	for bin in polkadot polkadot-parachain; do
	OLD_NAME="$bin-old"
	echo "downloading $bin as $OLD_NAME in $BIN_DIR";
	curl -L -o $BIN_DIR/$OLD_NAME https://github.com/paritytech/polkadot-sdk/releases/download/polkadot-v1.7.0/$bin
	chmod 755 $BIN_DIR/$OLD_NAME;
	done
	for bin in polkadot-execute-worker polkadot-prepare-worker; do
	OLD_NAME="$bin"
	echo "downloading $bin as $OLD_NAME in $BIN_DIR";
	curl -L -o $BIN_DIR/$OLD_NAME https://github.com/paritytech/polkadot-sdk/releases/download/polkadot-v1.7.0/$bin
	chmod 755 $BIN_DIR/$OLD_NAME;
	done
	ls -ltr $BIN_DIR
	export PATH=$BIN_DIR:$PATH
	echo "PATH=$PATH" >> $GITHUB_ENV
	echo "OLD_SUFFIX=-old" >> $GITHUB_ENV

[sudhi76]

I would like to work on this issue.

[0bmario]

I would like to work on this issue.

Hi @sudhi76 , i picked this up yesterday and already open a pr, I didnt see your comment in time, sorry about that. See u around 🫡