Add Docker registry service configuration with htpasswd authentication

.gitignore

@@ -45,3 +45,4 @@ logs/
 # Local development overrides
 docker-compose.override.yml
 compose.override.yml
+htpasswd

nodes/heimdall/docker_registry/compose.yaml

@@ -0,0 +1,25 @@
+services:
+  registry:
+    image: registry:2
+    restart: always
+    environment:
+      - REGISTRY_AUTH=htpasswd
+      - REGISTRY_AUTH_HTPASSWD_REALM=Registry
+      - REGISTRY_AUTH_HTPASSWD_PATH=/auth/htpasswd
+      - REGISTRY_STORAGE_DELETE_ENABLED=true
+    volumes:
+      - /mnt/appdata/docker_registry/data:/var/lib/registry
+      - /mnt/appdata/docker_registry/auth:/auth
+    networks:
+      - proxy-net
+    labels:
+      - traefik.enable=true
+      - traefik.http.routers.registry.rule=Host(`registry.castaldifamily.com`)
+      - traefik.http.routers.registry.entrypoints=websecure
+      - traefik.http.routers.registry.tls.certresolver=cloudflare
+      - traefik.http.services.registry.loadbalancer.server.port=5000
+
+networks:
+  proxy-net:
+    name: proxy-net
+    external: true