Disable Worker proxy on HF Spaces - .workers.dev DNS unresolvable

Add WORKER_URL debug logging to diagnose HF Spaces secret injection

Strip whitespace from env vars to prevent DNS resolution failures

Add HF Spaces config metadata in README.md

Adapt for HuggingFace Spaces: port 7860, EXPOSE directive

Fix Railway deployment: encoding bug, healthcheck, deps pinning, Dockerfile optimization

Fix Worker encoding: force Accept-Encoding identity + forward Content-Encoding

Fix YouTube IP block: preserve original headers in Worker proxy + route cookie fallback through Worker

Increase backend URL limit from 20 to 100

Increase URL limit from 20 to 100

Optimize Instagram extraction to ~4s (was ~8s)

Optimize Instagram extraction: 8s -> 5s with persistent browser

Add cookie-free Instagram extraction via embed page

Speed up Instagram extraction + auto-copy checked by default

Fix Chromium crash in Docker: add --no-sandbox and --disable-dev-shm-usage

Fix Railway deployment: force Dockerfile builder, fix Bookworm compat

Trigger rebuild with Dockerfile builder v2.0.0

Add railway.toml to force Dockerfile-based build

Add Instagram transcript extraction with Playwright + Groq Whisper

Force Railway rebuild with version update

Trigger Railway redeploy for subtitle auto copy fix

Add Google Search Console verification meta tag

Fix hardcoded 'Link Auto Copy' label to 'Subtitle Auto Copy'

Add SEO metadata and search engine configuration

Change 'Link Auto Copy' label to 'Subtitle Auto Copy'

Trigger Railway redeploy

Add i18n, SRT/VTT export, playlist support, and feedback system

Improve transcript fetch reliability with 3-stage fallback

Improve language option and split download buttons

Improve retry reliability and add retry-failed button

Add progress bar, auto-copy/download, and total tokens display

Add concurrency limit and retry for YouTube rate limiting

Fix Worker to forward POST method and body for InnerTube API

Add CONSENT cookie to Worker for YouTube bypass

Fix WorkerProxySession to inherit from requests.Session

Add Cloudflare Worker proxy for YouTube IP bypass

Add dual API fallback and proxy support

Improve error handling and optimize retry logic

Fix cookie loading for Railway container environment

Add YouTube cookie support for reliable transcript fetching

UI polish: i18n toggle, Apple-style design, token count

Add new features: title display, dark mode, history, URL cleanup

Improve UI design and add .railwayignore

Add retry logic for YouTube transcript fetching

Initial commit: YouTube transcript extraction web service