miniflux: add docker compose config

roles/miniflux/templates/compose.yml.j2

@@ -0,0 +1,46 @@
+# vim: ft=yaml
+version: '3'
+
+services:
+  app:
+    image: 'miniflux/miniflux:2.0.51'
+    restart: 'always'
+
+    depends_on:
+      db:
+        condition: service_healthy
+
+    environment:
+      - DATABASE_URL=postgres://miniflux:miniflux@db/miniflux?sslmode=disable
+      - RUN_MIGRATIONS=1
+      - CREATE_ADMIN=1
+      - ADMIN_USERNAME={{ miniflux_admin }}
+      - ADMIN_PASSWORD={{ miniflux_admin_pass }}
+
+      # Don't stress the system too much
+      - WORKER_POOL_SIZE=1
+      - BASE_URL=https://nws.roosens.me
+
+      # Default scheduling settings should be good
+
+      # I'm a hoarder
+      - CLEANUP_ARCHIVE_UNREAD_DAYS=-1
+      - CLEANUP_ARCHIVE_READ_DAYS=-1
+    ports:
+      - "8002:8080"
+
+  db:
+    image: 'postgres:16.1-alpine'
+    restart: 'always'
+
+    healthcheck:
+      test: ["CMD", "pg_isready", "-U", "miniflux"]
+      interval: 10s
+      start_period: 30s
+
+    environment:
+      - POSTGRES_USER=miniflux
+      - POSTGRES_PASSWORD=miniflux
+      - POSTGRES_DB=miniflux
+    volumes:
+      - /mnt/data1/miniflux/postgres:/var/lib/postgresql/data