add showcase def and fix zipper

.gitlab-ci.yml

@@ -21,7 +21,9 @@ setup:
   script:
     - ./utilities.sh # Running the script to setup directories and copy files
     - mkdir -p files-from-repos
-    - zip -r -j ./files-from-repos/deployment-files.zip ./frontend/docker/nginx-deployment/
+    - cd frontend/docker/nginx-deployment/
+    - zip -r ../../../files-from-repos/deployment-files.zip .
+    - cd ../../../
   artifacts:
     paths:
       - docs/tech

docs/INJECT_process/prepare/overview.md

@@ -25,11 +25,11 @@ However, there is an alternative option available: you can prepare content direc
 
     ## General Remarks
 
-    - Start with Examples: First of all, check the examples of definitions in GitLab.
+    - Start with Examples: First of all, check the example of definition in GitLab.
     It is a great starting point.
 
         <div class="NAVIGATION" markdown>
-          [INJECT Definition Examples](https://gitlab.fi.muni.cz/inject/backend/-/tree/main/definitions?ref_type=heads){ .md-button }
+          [INJECT Definition Example](https://gitlab.fi.muni.cz/inject/inject-docs/-/raw/main/files-from-repos/showcase-definition.zip?ref_type=heads&inline=false){ .md-button }
         </div>
 
     - Iterate and Test: Iterate and test a lot to ensure the content is accurate and functional.

docs/tech/installation.md

@@ -41,6 +41,6 @@ tags: used_in_docs
 
 ## Conclusion
 
-By following the installation guide, you'll be able to successfully set up and run the IXP.
-If you encounter any bugs or require further assistance, don't hesitate to report them to us.
-The [Report bugs](../report-bugs.md) includes instructions on how to report bugs.
+By following the installation guide, you'll be able to successfully set up and run the IXP. After completing the installation, you may download this [showcase definition](https://gitlab.fi.muni.cz/inject/inject-docs/-/raw/main/files-from-repos/showcase-definition.zip?ref_type=heads&inline=false) and try to upload it to test the platform's functionality.
+
+If you encounter any bugs or require further assistance, don't hesitate to report them to us. The [Report bugs](../report-bugs.md) page includes instructions on how to report bugs.
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