Support for LiveKit SIP Bridge ☎️

Added

• Add SIP Support (#2240 #2241 #2244 #2250 #2263 #2291 #2293)
• Introduce LOST connection quality. (#2265 #2276)
• Expose detailed connection info with ICEConnectionDetails (#2287)
• Add Version to TrackInfo. (#2324 #2325)

Fixed

• Guard against bad quality in trackInfo (#2271)
• Group SDES items for one SSRC in the same chunk. (#2280)
• Avoid dropping data packets on local router (#2270)
• Fix signal response delivery after session start failure (#2294)
• Populate disconnect updates with participant identity (#2310)
• Fix mid info lost when migrating multi-codec simulcast track (#2315)
• Store identity in participant update cache. (#2320)
• Fix panic occurs when starting livekit-server with key-file option (#2312) (#2313)

Changed

• INFO logging reduction (#2243 #2273 #2275 #2281 #2283 #2285 #2322)
• Clean up restart a bit. (#2247)
• Use a worker to report signal/data stats. (#2260)
• Consolidate TrackInfo. (#2331)