remove old peer invitation file before creating a new one

roles/server/tasks/add_peer.yml

@@ -2,6 +2,11 @@
 #
 # SPDX-License-Identifier: AGPL-3.0-or-later
 ---
+- name: Make sure peer invitation does not exist before creating a new one
+  file:
+    path: "/root/{{ peer_name }}.toml"
+    state: absent
+
 - name: Add innernet peer on server
   shell: |
     innernet-server add-peer "{{ network_name }}" \
@@ -23,8 +28,8 @@
 
 - name: Delete peer invitation file on server
   file:
-    state: absent
     path: "/root/{{ peer_name }}.toml"
+    state: absent
 
 - name: Inform about invitation file
   debug: