fix yggdrasil

yggdrasil.yml

@@ -5,10 +5,15 @@
       ansible.builtin.command: gpg --fetch-keys https://neilalexander.s3.dualstack.eu-west-2.amazonaws.com/deb/key.txt
       delegate_to: 127.0.0.1
       run_once: true
+    - name: See if gpg key exists already
+      ansible.builtin.stat:
+        path: yggdrasil/yggdrasil-keyring.gpg
+      register: gpg_key_exists
     - name: export gpg key
       ansible.builtin.command: gpg --output yggdrasil/yggdrasil-keyring.gpg --export BC1BF63BD10B8F1A
       delegate_to: 127.0.0.1
       run_once: true
+      when: gpg_key_exists.stat.exists == False
     - name: See if it's possible to run yggdrasil
       ansible.builtin.stat:
         path: /dev/net/tun