RSS → ntfy bridge with modern web UI

Features: feed CRUD, per-feed ntfy target (incl. private servers),
Telegram/webhook channels, keyword filters, image attachments,
per-feed intervals, OPML import/export, notification history & stats,
users with roles, admin alerts, RU/EN i18n, light/dark theme,
notification preview, history search, activity chart. Dockerized.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

docker-compose.yml

@@ -0,0 +1,24 @@
+services:
+  rss-ntfy:
+    build: .
+    image: rss-ntfy:latest
+    container_name: rss-ntfy
+    restart: unless-stopped
+    ports:
+      - "8000:8000"
+    volumes:
+      - rss_ntfy_data:/data
+    environment:
+      # Default ntfy server for feeds without their own.
+      DEFAULT_NTFY_SERVER: "https://ntfy.sh"
+      # Feed poll interval in minutes (initial value; editable in the UI).
+      DEFAULT_CHECK_INTERVAL: "5"
+      # Bootstrap admin credentials (used only on first start). Change these!
+      ADMIN_USERNAME: "admin"
+      ADMIN_PASSWORD: "admin"
+      # Optional: set a fixed cookie secret. If omitted one is generated and
+      # persisted in the data volume.
+      # SECRET_KEY: "change-me-to-a-long-random-string"
+
+volumes:
+  rss_ntfy_data: