Fix: Only open/update issue when translations are needed

Signed-off-by: Knut Ahlers <knut@ahlers.me>

.github/workflows/test-and-build.yml

@@ -71,9 +71,13 @@ jobs:
       - name: Generate (and validate) translations
         run: make translate
 
+      - name: Delete issue template when no languages require translation
+        run: |
+          grep -q "### Language" translate-issue.md || rm -f translate-issue.md
+
       - name: Update Translations Issue
         uses: JasonEtco/create-an-issue@v2
-        if: github.ref == 'refs/heads/master'
+        if: github.ref == 'refs/heads/master' && hashFiles('translate-issue.md') != ''
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         with:

ci/translate/issue.tpl.md

@@ -5,7 +5,7 @@ title: Missing Translations
 
 **In order to achieve this we need to fix the following missing translations.**
 
-To do so please either **create a pull-request** updating the `i18n.yaml` in the root of the repository and add the missing translations to the corresponding language or **just leave a comment** below and ping @Luzifer in your comment. He then will integrate the new translation strings and mark your comment hidden after this issue has been automatically updated (kind of a to-do list for translations until we have something better in place).
+To help translating please either **create a pull-request** updating the `i18n.yaml` in the root of the repository and add the missing translations to the corresponding language or **just leave a comment** below and ping @Luzifer in your comment. He then will integrate the new translation strings and mark your comment hidden after this issue has been automatically updated (kind of a to-do list for translations until we have something better in place).
 
 {{ range $lang, $translation := .Translations -}}
 {{ if MissingTranslations $lang -}}