Optional SSH key

.gitea/workflows/container.yaml

@@ -26,10 +26,7 @@ on:
         required: true
         type: string
       PIPELINE_WORKER_SSH_KEY:
-        required: true
-        type: string
-      PIPELINE_WORKER_KNOWN_HOSTS:
-        required: true
+        required: false
         type: string
 
 jobs:
@@ -57,6 +54,7 @@ jobs:
 
       - run: apt-get update
       - name: Setting up SSH
+        if: ${{ hashFiles('requirements_private.txt') != '' }}
         uses: https://github.com/shimataro/ssh-key-action@v2.5.1
         with:
           key: ${{ secrets.PIPELINE_WORKER_SSH_KEY }}