update github action

.github/scripts/set_version.sh

@@ -31,6 +31,7 @@ VERSION_FROM_CHANGELOG=$(grep '^## \[[0-9]' CHANGELOG.md | sed -E 's/^##\ \[([0-
 VERSION_IN_YAML=$(awk '/^ {4}version:/ {print $NF}' heatpump.yaml)
 
 if [[ ! -z "${VERSION_FROM_CHANGELOG}" ]] && [[ "${VERSION_FROM_CHANGELOG}" =~ ^[0-9].*$ ]]; then
+  echo "YAML_UPDATED=false" >> $GITHUB_ENV
   Info "Version extracted from changelog is ${VERSION_FROM_CHANGELOG}"
   Info "Current version in heatpump.yaml is ${VERSION_IN_YAML}"
 
@@ -47,6 +48,7 @@ if [[ ! -z "${VERSION_FROM_CHANGELOG}" ]] && [[ "${VERSION_FROM_CHANGELOG}" =~ ^
   else
     sed -i -E "s/(^\ {4}version:)(.*$)/\1 ${VERSION_FROM_CHANGELOG}/g" heatpump.yaml || Error "Could not update version in heatpump.yaml"
     Info "Version in heatpump.yaml is successful updated to ${VERSION_FROM_CHANGELOG}"
+    echo "YAML_UPDATED=true" >> $GITHUB_ENV
   fi
 else
   Warning "Version extracted from CHANGELOG.md does not seem to be a version tag: ${VERSION_FROM_CHANGELOG}, version will not be updated"

.github/workflows/environment_test.yml

@@ -0,0 +1,18 @@
+---
+name: environment-test
+
+run-name: ${{ github.actor }} is learning GitHub Actions
+
+on: [push]
+
+env:
+  YAML_UPDATED: false
+
+jobs:
+  envtester:
+    runs-on: ubuntu-latest
+    steps:
+      - name: One
+        run: echo "YAML_UPDATED is $YAML_UPDATED"
+      - name:  Show envs
+        run: echo "${{ env }}"