fix: auto-import existing Hetzner servers into Terraform state in CI

.gitea/workflows/deploy.yml

@@ -58,6 +58,41 @@ jobs:
           echo "${{ secrets.SSH_PUBLIC_KEY }}" > ~/.ssh/id_ed25519.pub
           chmod 644 ~/.ssh/id_ed25519.pub
 
+      - name: Install jq
+        run: |
+          apt-get update
+          apt-get install -y jq
+
+      - name: Import existing servers into state (if missing)
+        working-directory: terraform
+        env:
+          HCLOUD_TOKEN: ${{ secrets.HCLOUD_TOKEN }}
+        run: |
+          set -e
+          ensure_import() {
+            address="$1"
+            name="$2"
+            if terraform state show "$address" >/dev/null 2>&1; then
+              echo "$address already in state"
+              return
+            fi
+            id=$(curl -sS -H "Authorization: Bearer ${HCLOUD_TOKEN}" "https://api.hetzner.cloud/v1/servers?name=${name}" | jq -r '.servers[0].id // empty')
+            if [ -n "$id" ]; then
+              echo "Importing $address from server $name ($id)"
+              terraform import "$address" "$id"
+            else
+              echo "No existing server found for $name; skipping import"
+            fi
+          }
+
+          ensure_import 'hcloud_server.control_plane[0]' 'k8s-cluster-cp-1'
+          ensure_import 'hcloud_server.control_plane[1]' 'k8s-cluster-cp-2'
+          ensure_import 'hcloud_server.control_plane[2]' 'k8s-cluster-cp-3'
+          ensure_import 'hcloud_server.workers[0]' 'k8s-cluster-worker-1'
+          ensure_import 'hcloud_server.workers[1]' 'k8s-cluster-worker-2'
+          ensure_import 'hcloud_server.workers[2]' 'k8s-cluster-worker-3'
+          ensure_import 'hcloud_server.workers[3]' 'k8s-cluster-worker-4'
+
       - name: Terraform Plan
         id: plan
         working-directory: terraform