docs: single server setup example (#715)

* docs: single server setup example

* docs: lint single server setup example

* docs: LAN based setup

* docs: fix traefik ssl override

* docs: move data directory to user home

* docs: remove env-file from exec commands

docs/compose/compose.mariadb-shared.yaml

@@ -0,0 +1,27 @@
+version: "3.3"
+
+services:
+  database:
+    container_name: mariadb-database
+    image: mariadb:10.6
+    restart: unless-stopped
+    healthcheck:
+      test: mysqladmin ping -h localhost --password=${DB_PASSWORD:-changeit}
+      interval: 1s
+      retries: 15
+    command:
+      - --character-set-server=utf8mb4
+      - --collation-server=utf8mb4_unicode_ci
+      - --skip-character-set-client-handshake
+      - --skip-innodb-read-only-compressed
+    environment:
+      MYSQL_ROOT_PASSWORD: ${DB_PASSWORD:-changeit}
+    volumes:
+      - ${HOME}/data/mariadb:/var/lib/mysql
+    networks:
+      - mariadb-network
+
+networks:
+  mariadb-network:
+    name: mariadb-network
+    external: false