update url

lib/utils.bash

@@ -37,12 +37,13 @@ list_all_versions() {
 }
 
 download_release() {
-	local version filename url
+	local version filename url platform
 	version="$1"
 	filename="$2"
+	platform=$(get_platform)
 
 	# TODO: Adapt the release URL convention for mockolo
-	url="$GH_REPO/archive/v${version}.tar.gz"
+	url="$GH_REPO/releases/download/${version}/mockolo.${platform}.tar.gz"
 
 	echo "* Downloading $TOOL_NAME release $version..."
 	curl "${curl_opts[@]}" -o "$filename" -C - "$url" || fail "Could not download $url"
@@ -72,3 +73,13 @@ install_version() {
 		fail "An error occurred while installing $TOOL_NAME $version."
 	)
 }
+
+get_platform() {
+	local -r platform="$(uname -s)"
+
+	if [[ $platform == "Linux" ]]; then
+		echo "ubuntu"
+	else
+		echo "macos"
+	fi
+}