Sync project structure and apply feature updates

- Move files from remote_copy/ to root (proper project structure)
- Add Docker setup: Dockerfile, docker-compose.yml with volume mounts
- Auto-reply: fix skip logic (only text field, not pros/cons)
- Auto-reply: fix _paginate to handle cooldown gracefully mid-pagination
- Auto-reply: fix fetch timestamp not saved on API error (infinite retry loop)
- Auto-reply: reduce EMPTY_REMAINING_FALLBACK from 600s to 150s default
- UI: add auto-reply queue display with article number (nm_id)
- UI: replace button with CSS tumbler toggle for auto-reply
- UI: add review_created_at and review_id columns to journal
- UI: add skipped/sent/error status colors to journal

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

docker-compose.yml

@@ -0,0 +1,16 @@
+version: "3.9"
+
+services:
+  app:
+    build: .
+    env_file:
+      - .env
+    environment:
+      - FLASK_PORT=5000
+    ports:
+      - "54119:5000"
+    volumes:
+      - ./tokens.db:/app/tokens.db
+      - ./app.py:/app/app.py
+      - ./static:/app/static
+      - ./templates:/app/templates