update workflow and add ssh keys support

.forgejo/workflows/deploy.yml

@@ -12,4 +12,15 @@ jobs:
     steps:
       - name: Deploy on WebApps
         run: |
-          sudo /usr/local/bin/deploy-gameservers-control
+          apt-get update
+          apt-get install -y openssh-client
+
+          mkdir -p ~/.ssh
+          cp /keys/forgejo-runner ~/.ssh/id_ed25519
+          chmod 600 ~/.ssh/id_ed25519
+
+          ssh -o StrictHostKeyChecking=no \
+              -i ~/.ssh/id_ed25519 \
+              -p 2911 \
+              shinuwa@192.168.0.100 \
+              "sudo /usr/local/bin/deploy-gameservers-control"