fix workflow and scripts to also not use deprecated set-output

.github/scripts/check-release.sh

@@ -16,7 +16,7 @@ exists=$(
 
 if [[ "$exists" == true ]]; then
     echo "Release ${release_version} already exists."
-    echo '::set-output name=release_exists::true'
+    echo "release_exists=true" >>$GITHUB_ENV
 else
-    echo '::set-output name=release_exists::false'
+    echo "release_exists=false" >>$GITHUB_ENV
 fi

.github/scripts/source-tag-sha.sh

@@ -18,4 +18,4 @@ if [[ $sha == 'null' ]]; then
 fi
 
 echo "SHA for ${tag_name}: ${sha}"
-echo "::set-output name=sha::$sha"
+echo "sha=${sha}" >>$GITHUB_ENV

.github/scripts/verify-build.sh

@@ -6,7 +6,7 @@
 git diff
 git status dist -s
 
-## Raise error if more than 1 files changed in working dir
+# Raise error if more than 1 files changed in working dir
 if [[ ! -z $(git status dist -s) ]]; then
     echo "Build at dist is outdated. Update build, push and try again."
     exit 1

.github/workflows/build-release.yaml

@@ -46,7 +46,7 @@ jobs:
         run: |
           version=$(cat package.json | jq '.version' --raw-output)
           echo "Version: v${version}"
-          echo "::set-output name=version::v${version}"
+          echo "version=v${version}" >> $GITHUB_ENV
 
       - name: Check if release exists
         id: release-check

.github/workflows/major-release.yaml

@@ -37,7 +37,7 @@ jobs:
           echo "Tag name: ${TAG_NAME}"
           major_version=${TAG_NAME%.*.*}
           echo "Major Version: ${major_version}"
-          echo "::set-output name=major_version::$major_version"
+          echo "major_version=${major_version}" >> $GITHUB_ENV
 
       - name: Check if major version exists
         id: check-release