write and show git tag version

.gitlab-ci.yml

@@ -46,6 +46,7 @@ build:tagged:
   script:
     # use previous image as a cache to speedup build process
     - docker pull $CI_REGISTRY_IMAGE:latest || true
+    - echo $CI_COMMIT_TAG > public/VERSION
     - docker build --cache-from $CI_REGISTRY_IMAGE:latest --tag $CI_REGISTRY_IMAGE:$CI_COMMIT_TAG --tag $CI_REGISTRY_IMAGE:latest .
     - docker push $CI_REGISTRY_IMAGE:$CI_COMMIT_TAG
     - docker push $CI_REGISTRY_IMAGE:latest

public/VERSION

+DEV

public/index.php

@@ -124,8 +124,9 @@ $dbh = new PDO("sqlite:" . __DIR__ . "/../db.sqlite");
 <footer class="footer">
   <div class="container">
 	<span class="text-muted">
-		<a href="https://gitlab.cylab.be/cylab/play/sqlite-injection">SQLite injection</a> | 
-		by <a href="https://cylab.be">cylab.be</a>
+		<a href="https://gitlab.cylab.be/cylab/play/sqlite-injection">SQLite injection</a>
+        <?php echo file_get_contents(__DIR__ . '/VERSION') ?> |
+		<a href="https://cylab.be">cylab.be</a>
 	</span>
   </div>
 </footer>