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>

.dockerignore

@@ -0,0 +1,16 @@
+__pycache__/
+*.pyc
+*.pyo
+.git/
+.gitignore
+.venv/
+venv/
+env/
+data/
+*.db
+*.sqlite3
+.env
+.DS_Store
+README.md
+.idea/
+.vscode/