feat: Add cloud-init file

scripts/cloud-init/README.md

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+# cloud-init
+
+This folder contains cloud-init files for installing Abra and its dependencies.
+
+For more information, see <https://cloudinit.readthedocs.io/en/latest/index.html>

scripts/cloud-init/cloud-init.yaml

@@ -0,0 +1,49 @@
+#cloud-config
+
+package_update: true
+package_upgrade: true
+package_reboot_if_required: true
+
+# https://packages.debian.org/bookworm/docker.io
+packages:
+  - ca-certificates
+  - curl
+  - docker.io
+  - docker-compose
+  # https://stackoverflow.com/a/74084180
+  - apparmor
+
+# https://docs.coopcloud.tech/operators/tutorial/#server-setup
+runcmd:
+  - curl -fsSL https://install.abra.coopcloud.tech | env HOME=/root bash
+  - docker swarm init
+  - docker network create -d overlay proxy
+
+write_files:
+  # Add abra to PATH and set EDITOR
+  - path: /etc/profile.d/custom_path.sh
+    content: |
+      export PATH=$PATH:$HOME/.local/bin
+      export EDITOR=vim
+    owner: root:root
+    permissions: '0755'
+  # Send container log to journald: https://docs.coopcloud.tech/operators/handbook/#how-do-i-persist-container-logs-after-they-go-away
+  - path: /etc/docker/daemon.json
+    content: |
+      {
+          "log-driver": "journald",
+          "log-opts": {
+            "labels":"com.docker.swarm.service.name"
+          }
+      }
+    owner: root:root
+    permissions: '0644'
+  # Rotate logs
+  - path: /etc/systemd/journald.conf
+    content: |
+      [Journal]
+      Storage=persistent
+      SystemMaxUse=5G
+      MaxFileSec=1month
+    owner: root:root
+    permissions: '0644'