Move ssh and git tasks into dedicated role "ssh"

roles/ssh/tasks/main.yml

@@ -0,0 +1,18 @@
+- name: Ensure ssh keypair
+  openssh_keypair:
+    path: "{{ lookup('env', 'HOME') }}/.ssh/id_ed25519"
+    type: ed25519
+    regenerate: full_idempotence
+
+- name: Ensure ssh key on github
+  github_key:
+    name: "{{ lookup('env', 'USER') }}@{{ hostname }}"
+    token: "{{ github_token }}"
+    pubkey: "{{ lookup('file', lookup('env', 'HOME') ~ '/.ssh/id_ed25519.pub') }}"
+
+- name: Ensure ssh key on gitea
+  github_key:
+    name: "{{ lookup('env', 'USER') }}@{{ hostname }}"
+    token: "{{ gitea_token }}"
+    pubkey: "{{ lookup('file', lookup('env', 'HOME') ~ '/.ssh/id_ed25519.pub') }}"
+    api_url: "{{ gitea_api_url }}"