Migrate abra installer to coopcloud.tech domain

Closes coop-cloud/abra#150.

deploy/install.abra.coopcloud.tech/compose.yml

@@ -0,0 +1,38 @@
+---
+version: "3.8"
+
+services:
+  app:
+    image: "nginx:stable"
+    configs:
+      - source: abra_conf
+        target: /etc/nginx/conf.d/abra.conf
+      - source: abra_installer
+        target: /var/www/abra-installer/installer
+    volumes:
+      - "public:/var/www/abra-installer"
+    networks:
+      - proxy
+    deploy:
+      update_config:
+        failure_action: rollback
+        order: start-first
+      labels:
+        - "traefik.enable=true"
+        - "traefik.http.services.abra-installer.loadbalancer.server.port=80"
+        - "traefik.http.routers.abra-installer.rule=Host(`install.abra.autonomic.zone`,`install.abra.coopcloud.tech`)"
+        - "traefik.http.routers.abra-installer.entrypoints=web-secure"
+        - "traefik.http.routers.abra-installer.tls.certresolver=production"
+
+configs:
+  abra_installer:
+    file: installer
+  abra_conf:
+    file: nginx.conf
+
+networks:
+  proxy:
+    external: true
+
+volumes:
+  public:

deploy/install.abra.coopcloud.tech/installer

@@ -0,0 +1,35 @@
+#!/bin/bash
+
+ABRA_VERSION="8.0.0"
+GIT_URL="https://git.autonomic.zone/coop-cloud/abra"
+ABRA_SRC="$GIT_URL/raw/tag/$ABRA_VERSION/abra"
+ABRA_DIR="${ABRA_DIR:-$HOME/.abra/}"
+
+function install_abra_release {
+  mkdir -p "$HOME/.local/bin"
+  curl "$ABRA_SRC" > "$HOME/.local/bin/abra"
+  chmod +x "$HOME/.local/bin/abra"
+  echo "abra installed to $HOME/.local/bin/abra"
+}
+
+function install_abra_dev {
+  mkdir -p "$ABRA_DIR/"
+  if [[ ! -d "$ABRA_DIR/src" ]]; then
+    git clone "$GIT_URL" "$ABRA_DIR/src"
+  fi
+  (cd "$ABRA_DIR/src" && git pull origin main && cd - || exit)
+  mkdir -p "$HOME/.local/bin"
+  ln -sf "$ABRA_DIR/src/abra" "$HOME/.local/bin/abra"
+  echo "abra installed to $HOME/.local/bin/abra (development bleeding edge)"
+}
+
+function run_installation {
+  if [ "$1" = "--dev" ]; then
+    install_abra_dev
+  else
+    install_abra_release
+  fi
+}
+
+run_installation "$@"
+exit 0

deploy/install.abra.coopcloud.tech/nginx.conf

@@ -0,0 +1,10 @@
+server {
+  listen         80 default_server;
+  server_name    install.abra.autonomic.zone install.abra.coopcloud.tech;
+
+  location / {
+    root /var/www/abra-installer;
+    add_header Content-Type text/plain;
+    index installer;
+  }
+}