Add Docker registry server

etc/systemd/system/docker-compose-registry.service

@@ -0,0 +1,17 @@
+[Unit]
+Description=Docker Compose Registry Application Service
+Requires=docker.service
+After=docker.service
+
+[Service]
+WorkingDirectory=/opt/registry
+ExecStart=/usr/bin/docker-compose --project-name registry up
+ExecStop=/usr/bin/docker-compose --project-name registry down
+TimeoutStartSec=0
+Restart=on-failure
+StartLimitIntervalSec=60
+StartLimitBurst=3
+
+[Install]
+WantedBy=multi-user.target
+

opt/registry/docker-compose.yml

@@ -0,0 +1,17 @@
+version: '3'
+
+services:
+  registry:
+    image: registry:2.8.1
+    ports:
+      - "5000:5000"
+    environment:
+      REGISTRY_AUTH: htpasswd
+      REGISTRY_AUTH_HTPASSWD_REALM: Registry Realm
+      REGISTRY_AUTH_HTPASSWD_PATH: /registry.password
+    volumes:
+      - data:/var/lib/registry
+      - ./registry.password:/registry.password
+
+volumes:
+  data:

opt/registry/generate-pw.sh

@@ -0,0 +1,5 @@
+#!/bin/bash
+
+username="${1:?Missing username}"
+
+docker run --rm -it alpine sh -c "apk add apache2-utils >/dev/null; htpasswd -Bn $username"