fix: get in what abra expects

compose.yml

@@ -0,0 +1,96 @@
+version: "3.8"
+
+services:
+  postgres:
+    image: postgres:13-alpine
+    restart: ${RESTART_POLICY}
+    security_opt:
+      - no-new-privileges:true
+    tmpfs:
+      - /tmp
+      - /var/run/postgresql
+    volumes:
+      - postgres_data:/var/lib/postgresql/data
+    environment:
+      # timezone inside container
+      - TZ
+
+      # necessary Postgres options/variables
+      - POSTGRES_USER=mattermost
+      - POSTGRES_PASSWORD_FILE=/run/secrets/postgres_password
+      - POSTGRES_DB=mattermost
+    secrets:
+      - postgres_password
+    networks:
+      - internal
+
+  mattermost:
+    image: mattermost/mattermost-team-edition:5.39
+    restart: ${RESTART_POLICY}
+    security_opt:
+      - no-new-privileges:true
+    read_only: ${MATTERMOST_CONTAINER_READONLY}
+    tmpfs:
+      - /tmp
+    volumes:
+      - mattermost_config:/mattermost/config:rw
+      - mattermost_data:/mattermost/data:rw
+      - mattermost_logs:/mattermost/logs:rw
+      - mattermost_plugins:/mattermost/plugins:rw
+      - mattermost_client_plugins:/mattermost/client/plugins:rw
+    environment:
+      # timezone inside container
+      - TZ
+
+      # necessary Mattermost options/variables (see env.sample)
+      - MM_SQLSETTINGS_DRIVERNAME=postgres
+
+      # additional settings
+      - MM_SERVICESETTINGS_SITEURL=https://${DOMAIN}
+    ports:
+      - 8065:8065
+    networks:
+      - proxy
+      - internal
+    deploy:
+      labels:
+        - "traefik.enable=true"
+        - "traefik.docker.network=proxy"
+        - "traefik.http.services.${STACK_NAME}.loadbalancer.server.port=8065"
+        - "traefik.http.routers.${STACK_NAME}.rule=Host(`${DOMAIN}`${EXTRA_DOMAINS})"
+        - "traefik.http.routers.${STACK_NAME}.tls.certresolver=${LETS_ENCRYPT_ENV}"
+        - "traefik.http.routers.${STACK_NAME}.entrypoints=web-secure"
+        - "traefik.http.routers.${STACK_NAME}.middlewares=${STACK_NAME}-redirect"
+        - "traefik.http.middlewares.${STACK_NAME}-redirect.headers.SSLForceHost=true"
+        - "traefik.http.middlewares.${STACK_NAME}-redirect.headers.SSLHost=${DOMAIN}"
+    configs:
+      - source: abra_mattermost_entrypoint
+        target: /abra-mattermost-entrypoint.sh
+        mode: 0555
+    secrets:
+      - postgres_password
+    entrypoint: /abra-mattermost-entrypoint.sh
+
+secrets:
+  postgres_password:
+    external: true
+    name: ${STACK_NAME}_postgres_password_${SECRET_POSTGRES_PASSWORD_VERSION}
+
+configs:
+  abra_mattermost_entrypoint:
+    name: abra_mattermost_entrypoint
+    file: ./abra-mattermost-entrypoint.sh
+
+networks:
+  proxy:
+    external: true
+  internal:
+
+volumes:
+  postgres_data:
+  mattermost_config:
+  mattermost_data:
+  mattermost_logs:
+  mattermost_plugins:
+  mattermost_client_plugins:
+