created role for bootstrapping a Linode VPS via API or a LAN homeserver

roles/init-server/defaults/main/conn_prefs.yml

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+#SPDX-License-Identifier: MIT-0
+---
+# defaults file for roles/init-vps
+ip_pref: ipv4 # <str<enum>> represents internet protocol in use

roles/init-server/defaults/main/security.yml

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+# <str<bool>> whether to harden managed node's SSH service
+harden: true

roles/init-server/defaults/main/users@linux.yml

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+#SPDX-License-Identifier: MIT-0
+---
+# defaults file for roles/init-vps
+# <list<dict>> list of administrative users (in Linux, users that can use "sudo")
+admins:
+  - username: "" # <str> arbitrary valid user name
+    services: [] # <list[<str>]> if linux system user, assocated servce
+    keys: [] # <list[<str>]> list of control node or local SSH key basenames for this user
+    password: "" # <str<vault?>> hashed (and maybe salted) password
+# <list[<dict>]> list of system users, typically for use for particular services
+sys_users: []