roles: refactor roles to start a docker container with directus and psotgresql database, add text-editor tool

roles/directus/files/.env.example

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+
+# database
+POSTGRES_USER="database_user" # This variable needs to be specified here.
+POSTGRES_PASSWORD="database_password"
+POSTGRES_DB="database_name"
+
+# directus
+SECRET="<create with 'openssl rand -hex 32'>"
+DB_CLIENT="pg"
+DB_HOST="database"
+DB_PORT="5432"
+DB_DATABASE="database_name"
+DB_USER="database_user"
+DB_PASSWORD="database_password"
+ADMIN_EMAIL="directus_login_mail"
+ADMIN_PASSWORD="directus_login_password"
+CACHE_ENABLED="true"
+CACHE_AUTO_PURGE="true"
+CACHE_STORE="redis"
+REDIS="redis://cache:6379"
+
+# pgadmin4
+# PGADMIN_DEFAULT_EMAIL="pgadmin4_login_mail"
+# PGADMIN_DEFAULT_PASSWORD="pgadmin4_login_password"

roles/directus/files/docker-compose.yml

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+
+services:
+  database:
+    env_file: .env
+    healthcheck:
+      test: ["CMD", "pg_isready", "--host=localhost", "--username=${POSTGRES_USER}", "--dbname=${POSTGRES_DB}"]
+      interval: 10s
+      timeout: 5s
+      retries: 5
+      start_interval: 5s
+      start_period: 30s
+    image: postgis/postgis:13-master
+    # platform: linux/amd64 # Required when running on platform other than amd64, like Apple M1/M2:
+    volumes:
+      - db:/var/lib/postgresql/data
+
+  # pgadmin4:
+  #   container_name: pgadmin4
+  #   depends_on:
+  #     - database
+  #   env_file: .env
+  #   image: docker.io/dpage/pgadmin4:8.14
+  #   ports:
+  #     - 5050:80
+  #   restart: unless-stopped
+
+  cache:
+    healthcheck:
+      test: ["CMD-SHELL", "[ $$(redis-cli ping) = 'PONG' ]"]
+      interval: 10s
+      timeout: 5s
+      retries: 5
+      start_interval: 5s
+      start_period: 30s
+    image: redis:6
+
+  directus:
+    depends_on:
+      database:
+        condition: service_healthy
+      cache:
+        condition: service_healthy
+    env_file: .env
+    image: directus/directus:11.5.1
+    ports:
+      - 8055:8055
+    volumes:
+      - ./uploads:/directus/uploads
+      - ./extensions:/directus/extensions
+
+volumes:
+  db: