fix: container DB race condition, feat: separate images for app & worker, chore: example compose & .env files

docs/examples/.env

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+# App must be served over HTTPS (requirement of Mercure)
+# Either serve behind an SSL terminating reverse proxy
+# or pass your certificates into the 'app' container.
+# Please omit any trailing slashes. The APP_URL is
+# used to generate the Mercure URL behind the scenes.
+APP_URL="https://torsearch-test.caldwell.digital"
+APP_SECRET="70169beadfbc8101c393cbfbba27a313"
+
+# Use the DATABASE_URL below to use the MariaDB container
+# provided in the example.compose.yml file, or remove this
+# line and fill in the details of your own MySQL/MariaDB server
+DATABASE_URL="mysql://root:password@database:3306/app?serverVersion=10.6.19.2-MariaDB&charset=utf8mb4"
+
+# Fill in your MySQL/MariaDB connection details
+#DATABASE_URL="mysql://<mysql user>:<mysql pass>@<mysql host>:3306/<mysql db name>?serverVersion=10.6.19.2-MariaDB&charset=utf8mb4"
+
+# Enter your Real Debrid API key
+# This key is never saved anywhere
+# else and is passed to Torrentio
+# to retrieve download options
+REAL_DEBRID_KEY=""
+
+# Enter you TMDB API key
+# This is used to provide rich search results
+# when searching for media and rendering the
+# Popular Movies and TV Shows section.
+TMDB_API=""
+
+MERCURE_JWT_SECRET="!ChangeThisMercureHubJWTSecretKey!"
+
+# Use your own Redis instance or use the
+# below value to use the container included
+# in the example compose.yml file.
+REDIS_HOST="redis://redis"
+
+# LDAP Config: To use LDAP, enter the below fields
+# and run 'php bin/console config:set auth.method ldap'
+LDAP_HOST=
+LDAP_PORT=
+LDAP_ENCRYPTION=
+LDAP_BASE_DN=
+LDAP_BIND_USER=
+LDAP_BIND_PASS=
+LDAP_DN_STRING=
+LDAP_UID_KEY="uid"
+# LDAP group that identifies an Admin
+# Users with this LDAP group will automatically
+# get the admin role in this system.
+LDAP_ADMIN_ROLE_DN=""
+LDAP_EMAIL_ATTRIBUTE=mail
+LDAP_USERNAME_ATTRIBUTE=uid
+LDAP_NAME_ATTRIBUTE=displayname

docs/examples/compose.yml

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+services:
+  # This container runs the actual web app in a php:8.4-apache
+  # base container. If not running behind a reverse proxy,
+  # inject your SSL certificates into this container
+  app:
+    image: registry.caldwell.digital/home/torsearch:test-app
+    ports:
+      - "8006:80"
+    env_file:
+      - .env
+    depends_on:
+      database:
+        condition: service_healthy
+
+  # Downloads happen asynchronously in this container. Replicate
+  # this container to run multiple downloads simultaneously.
+  # Map your "movies" folder to /var/download/movies
+  # Map your TV shows folder to /var/download/tvshows
+  # If your folders are on another machine, use an NFS volume.
+  # This container runs a Symfony worker process.
+  # See: https://symfony.com/doc/current/messenger.html
+  worker:
+    image: registry.caldwell.digital/home/torsearch:test-worker
+    volumes:
+      - ./downloads/movies:/var/download/movies
+      - ./downloads/tvshows:/var/download/tvshows
+    command: php ./bin/console messenger:consume async -v --time-limit=3600 --limit=10
+    env_file:
+      - .env
+    depends_on:
+      app:
+        condition: service_healthy
+
+  # This container handles the monitoring for new media. When new
+  # monitors are added, jobs are periodically dispatched to this
+  # container, and the desired media is searched for and downloaded.
+  # This container runs a Symfony worker process.
+  # See: https://symfony.com/doc/current/messenger.html
+  scheduler:
+    image: registry.caldwell.digital/home/torsearch:test-worker
+    volumes:
+      - ./downloads:/var/download
+    command: php ./bin/console messenger:consume scheduler_monitor -vv --time-limit=3600
+    env_file:
+      - .env
+    depends_on:
+      app:
+        condition: service_healthy
+
+  # This container facilitates viewing the progress of downloads
+  # in realtime. It also handles sending alerts and notifications.
+  # The MERCURE_PUBLISHER_JWT key & MERCURE_SUBSCRIBER_JWT_KEY should
+  # match the MERCURE_JWT_SECRET environment variable.
+  mercure:
+    image: dunglas/mercure
+    restart: unless-stopped
+    ports:
+      - "3001:80"
+    environment:
+      SERVER_NAME: ':80'
+      MERCURE_PUBLISHER_JWT_KEY: '!ChangeThisMercureHubJWTSecretKey!'
+      MERCURE_SUBSCRIBER_JWT_KEY: '!ChangeThisMercureHubJWTSecretKey!'
+      MERCURE_EXTRA_DIRECTIVES: |
+        cors_origins *
+        anonymous
+    command: /usr/bin/caddy run --config /etc/caddy/dev.Caddyfile
+    volumes:
+      - mercure_data:/data
+      - mercure_config:/config
+
+  database:
+    image: mariadb:10.11.2
+    volumes:
+      - mysql:/var/lib/mysql
+    environment:
+      MYSQL_DATABASE: app
+      MYSQL_USERNAME: app
+      MYSQL_PASSWORD: password
+      MYSQL_ROOT_PASSWORD: password
+    healthcheck:
+      test: [ "CMD", "mysqladmin" ,"ping", "-h", "localhost" ]
+      timeout: 10s
+      retries: 10
+
+  adminer:
+    image: adminer
+    ports:
+      - "8081:8080"
+
+volumes:
+  mysql:
+  mercure_config:
+  mercure_data: