Update GitHub workflow to use SSH key authentication

Author: Wal33D

.github/workflows/node.js.yml

@@ -51,7 +51,7 @@ jobs:
         with:
           host: ${{ secrets.SERVER_HOST }}
           username: ${{ secrets.SERVER_USERNAME }}
-          password: ${{ secrets.SERVER_PASSWORD }}
+          key: ${{ secrets.SSH_PRIVATE_KEY }}
           script: |
             mkdir -p /root/address-validation-service
 
@@ -60,7 +60,7 @@ jobs:
         with:
           host: ${{ secrets.SERVER_HOST }}
           username: ${{ secrets.SERVER_USERNAME }}
-          password: ${{ secrets.SERVER_PASSWORD }}
+          key: ${{ secrets.SSH_PRIVATE_KEY }}
           source: 'build-files/.'
           target: '/root/address-validation-service/'
           strip_components: 1
@@ -70,7 +70,7 @@ jobs:
         with:
           host: ${{ secrets.SERVER_HOST }}
           username: ${{ secrets.SERVER_USERNAME }}
-          password: ${{ secrets.SERVER_PASSWORD }}
+          key: ${{ secrets.SSH_PRIVATE_KEY }}
           script: |
             cat <<'EOF' > /root/address-validation-service/.env
             PORT=${{ secrets.PORT }}
@@ -87,15 +87,15 @@ jobs:
         with:
           host: ${{ secrets.SERVER_HOST }}
           username: ${{ secrets.SERVER_USERNAME }}
-          password: ${{ secrets.SERVER_PASSWORD }}
+          key: ${{ secrets.SSH_PRIVATE_KEY }}
           script: 'ls -la /root/address-validation-service/'
 
       - name: Install Node Modules on Linode
         uses: appleboy/ssh-action@master
         with:
           host: ${{ secrets.SERVER_HOST }}
           username: ${{ secrets.SERVER_USERNAME }}
-          password: ${{ secrets.SERVER_PASSWORD }}
+          key: ${{ secrets.SSH_PRIVATE_KEY }}
           script: |
             cd /root/address-validation-service
             npm ci
@@ -107,7 +107,7 @@ jobs:
         with:
           host: ${{ secrets.SERVER_HOST }}
           username: ${{ secrets.SERVER_USERNAME }}
-          password: ${{ secrets.SERVER_PASSWORD }}
+          key: ${{ secrets.SSH_PRIVATE_KEY }}
           script: |
             cd /root/address-validation-service
             pm2 startOrReload ecosystem.config.js