deploy: nexstream backend (experiment)

fix: add --break-system-packages to pip install for Debian 12 compatibility

feat: switch to native Tor integration to bypass all external blocks

fix: switch to WSS tunnel with SNI injection for Render compatibility

fix: implement manual proxy chaining for CONNECT requests

fix: implement local header-rewriter proxy to bypass HF DNS and Koyeb Host checks

fix: retry curl resolver strategy with clean implementation

fix: use WSS with manual SNI injection for robust tunneling

fix: implement true WebSocket chaining for proxy tunnel

fix: simplify proxy chaining with direct IP connection

fix: patch nodejs dns to bypass HF blocks transparently

fix: implement proxy chaining to support HTTPS tunneling via Koyeb

fix: implement local header-rewriter proxy to bypass HF DNS and Koyeb Host checks

fix: use curl resolver to bypass HF DNS block

fix: force HTTP proxy protocol to bypass SSL SNI issues

fix: use IP-based proxy with no-check-certificates

fix: gold standard DNS-over-IP bypass using --resolve-host

fix: use custom DNS resolver for Proxy hostname

fix: resolve proxy hostname to IP to bypass HF DNS block

fix: install python requests for proxy support

feat: add root welcome message

fix: total cleanup and root-level deployment

feat: clean deployment with README config