Initial commit: Add T YouTube text-based reader web app

- FastAPI backend running on port 8000
- Svelte 5 runes frontend dashboard supporting Read/Skip state toggles
- YouTube subscription feed scraper using yt-dlp & Netscape cookies.txt
- Transcript downloader and Claude 3.5 Haiku summarizer via bytecatcode proxy
- Multi-stage Dockerfile and docker-compose.yml configuration

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

docker-compose.yml

@@ -0,0 +1,18 @@
+version: '3.8'
+
+services:
+  t-youtube:
+    build:
+      context: .
+      dockerfile: Dockerfile
+    container_name: t-youtube
+    restart: unless-stopped
+    ports:
+      - "8000:8000"
+    environment:
+      - OPENAI_API_KEY=${OPENAI_API_KEY:-sk-Kq5JbgmnEEkdzTqNAQ6bV6nztQ0ngeHTHF9Vg8nUglQvrOlx}
+      - ANTHROPIC_API_KEY=${ANTHROPIC_API_KEY}
+      - ANTHROPIC_BASE_URL=https://www.bytecatcode.org
+    volumes:
+      - ./data:/app/data
+      - ./config:/app/config