Configuration for WordPress is working but still a few things to tweak, test, and enhance.

Config/WordpressExample/docker-compose.main.yml

@@ -1,6 +1,8 @@
 # 2025-10-17 Hyperling
 # Copied and modified from the example here:
 #   https://hub.docker.com/_/wordpress
+# This file should be copied to `docker-compose.yml`.
+# Most configration changes can be done in the env file rather than here.
 
 ## TBDs ##
 # - Move env variables to env.example
@@ -8,33 +10,71 @@
 # - Add CPU and MEM section
 # - Change ports
 
+# TBD locate these at ../../Volumes and create `prep.sh` script.
+#volumes:
+#  wordpress:
+#  db:
+
 services:
 
+  wp-db:
+    container_name: wp-db
+    image: mariadb:lts
+    restart: always
+    volumes:
+      - ../../Volumes/WordPress/mariadb:/var/lib/mysql
+    healthcheck:
+      test: ["CMD", "healthcheck.sh", "--connect", "--innodb_initialized"]
+      start_period: 5s
+      interval: 5s
+      timeout: 5s
+      retries: 10
+    environment:
+      # https://mariadb.com/docs/server/server-management/automated-mariadb-deployment-and-administration/docker-and-mariadb/mariadb-server-docker-official-image-environment-variables
+      MARIADB_DATABASE: $MARIADB_DATABASE
+      MARIADB_USER: $MARIADB_USER
+      MARIADB_PASSWORD: MARIADB_PASSWORD
+      MARIADB_ROOT_PASSWORD: $MARIADB_ROOT_PASSWORD
+      MARIADB_AUTO_UPGRADE: $MARIADB_AUTO_UPGRADE
+      WP_CPU_DB: $WP_CPU_DB
+      WP_MEM_DB: $WP_MEM_DB
+    deploy:
+      mode: global
+      resources:
+        limits:
+          cpus: $WP_CPU_DB
+          memory: $WP_MEM_DB
+
   wp-app:
-    image: wordpress
+    container_name: wp-app
+    image: wordpress:latest
     restart: always
     ports:
       - 8080:80
-    environment:
-      WORDPRESS_DB_HOST: db
-      WORDPRESS_DB_USER: exampleuser
-      WORDPRESS_DB_PASSWORD: examplepass
-      WORDPRESS_DB_NAME: exampledb
+    depends_on:
+      wp-db:
+        condition: service_healthy
+    links:
+      - wp-db
     volumes:
-      - wordpress:/var/www/html
-
-  wp-db:
-    image: mysql:8.0
-    restart: always
+      - ../../Volumes/WordPress/wordpress:/var/www/html
     environment:
-      MYSQL_DATABASE: exampledb
-      MYSQL_USER: exampleuser
-      MYSQL_PASSWORD: examplepass
-      MYSQL_RANDOM_ROOT_PASSWORD: '1'
-    volumes:
-      - db:/var/lib/mysql
-
-# TBD locate these at ../../Volumes
-volumes:
-  wordpress:
-  db:
+      WORDPRESS_ADMIN_USERNAME: $WORDPRESS_ADMIN_USERNAME
+      WORDPRESS_ADMIN_PASSWORD: $WORDPRESS_ADMIN_PASSWORD
+      WORDPRESS_DB_HOST: wp-db
+      WORDPRESS_DB_NAME: $MARIADB_DATABASE
+      # TBD/TODO: Does not work, but recommended. :(
+      #WORDPRESS_DB_USER: $MARIADB_USER
+      #WORDPRESS_DB_PASSWORD: $MARIADB_PASSWORD
+      # Works, but not recommended. Lol.
+      WORDPRESS_DB_USER: root
+      WORDPRESS_DB_PASSWORD: $MARIADB_ROOT_PASSWORD
+      WORDPRESS_DEBUG: $WORDPRESS_DEBUG
+      WP_CPU: $WP_CPU
+      WP_MEM: $WP_MEM
+    deploy:
+      mode: global
+      resources:
+        limits:
+          cpus: $WP_CPU
+          memory: $WP_MEM

Config/WordpressExample/env.main

@@ -0,0 +1,63 @@
+# This file should be copied to `.env` and have its values changes as needed.
+
+## Docker ##
+
+COMPOSE_BAKE=true
+
+## End Docker ##
+
+
+## WordPress ##
+
+# TBD/TODO: These do not actually seem to work.
+WORDPRESS_ADMIN_USERNAME='wp_user'
+WORDPRESS_ADMIN_PASSWORD='wordpress_password'
+
+# Uncomment this to get debug output in the log.
+WORDPRESS_DEBUG=1
+
+## End WordPress ##
+
+
+## Database ##
+
+MARIADB_DATABASE='wordpress'
+
+MARIADB_USER='db_user'
+MARIADB_PASSWORD='database_password'
+
+MARIADB_ROOT_PASSWORD='db_root_password'
+
+# Comment this if you do not want MariaDB to run upgrade scripts on new versions.
+MARIADB_AUTO_UPGRADE=1
+
+## End Database ##
+
+
+## Performance ##
+
+# Standard Minimum
+#WP_CPU=1.00
+#WP_MEM=2.00G
+#WP_CPU_DB=1.00
+#WP_MEM_DB=1.00G
+
+# Standard Recommended
+#WP_CPU=1.00
+#WP_MEM=4.00G
+#WP_CPU_DB=1.00
+#WP_MEM_DB=0.50G
+
+# Tested Minimum
+#WP_CPU=0.35
+#WP_MEM=0.35G
+#WP_CPU_DB=0.15
+#WP_MEM_DB=0.15G
+
+# Tested Recommended
+WP_CPU=0.50
+WP_MEM=0.50G
+WP_CPU_DB=0.25
+WP_MEM_DB=0.25G
+
+## End Performance ##