Release v1.0.4

• Fix event loop blocking calls (asynchronous threadpool SSL context)
• Increase modem request timeout to 45s with automatic retry
• Add lighttpd connection headers and preserve session menu handshake
• Add brand icons and CI workflows for HACS default inclusion
• Update default polling scan interval to 60s

First release

Full Changelog: v1.0.1...v1.0.2