feat(videochat): implement LiveKit integration for video chat functionality

- Add LiveKit client setup and token generation for room access.
- Implement room management functions including CreateRoom, OpenRoom, ListRooms, and DeleteRoom.
- Introduce participant management with ListParticipants and RemoveParticipant functions.
- Create tests for room and participant management, ensuring proper authentication and authorization.
- Add error handling for LiveKit API interactions.
- Define data structures for room metadata and token responses.
- Implement status endpoint for service availability check.

go.mod

@@ -5,13 +5,86 @@ go 1.26
 require (
 	encore.dev v1.57.5
 	github.com/jackc/pgx/v5 v5.7.6
-	golang.org/x/crypto v0.42.0
+	github.com/livekit/protocol v1.49.0
+	github.com/livekit/server-sdk-go/v2 v2.18.1
+	github.com/twitchtv/twirp v8.1.3+incompatible
+	golang.org/x/crypto v0.52.0
+	google.golang.org/protobuf v1.36.11
 )
 
 require (
+	buf.build/gen/go/bufbuild/protovalidate/protocolbuffers/go v1.36.11-20260415201107-50325440f8f2.1 // indirect
+	buf.build/go/protovalidate v1.2.0 // indirect
+	buf.build/go/protoyaml v0.7.0 // indirect
+	cel.dev/expr v0.25.2 // indirect
+	github.com/antlr4-go/antlr/v4 v4.13.1 // indirect
+	github.com/benbjohnson/clock v1.3.5 // indirect
+	github.com/beorn7/perks v1.0.1 // indirect
+	github.com/bep/debounce v1.2.1 // indirect
+	github.com/cespare/xxhash/v2 v2.3.0 // indirect
+	github.com/dennwc/iters v1.2.2 // indirect
+	github.com/frostbyte73/core v0.1.1 // indirect
+	github.com/fsnotify/fsnotify v1.10.1 // indirect
+	github.com/gammazero/deque v1.2.1 // indirect
+	github.com/go-logr/logr v1.4.3 // indirect
+	github.com/go-logr/stdr v1.2.2 // indirect
+	github.com/golang-jwt/jwt/v5 v5.3.1 // indirect
+	github.com/google/cel-go v0.28.1 // indirect
+	github.com/google/uuid v1.6.0 // indirect
+	github.com/gorilla/websocket v1.5.4-0.20250319132907-e064f32e3674 // indirect
 	github.com/jackc/pgpassfile v1.0.0 // indirect
 	github.com/jackc/pgservicefile v0.0.0-20240606120523-5a60cdf6a761 // indirect
 	github.com/jackc/puddle/v2 v2.2.2 // indirect
-	golang.org/x/sync v0.17.0 // indirect
-	golang.org/x/text v0.29.0 // indirect
+	github.com/jxskiss/base62 v1.1.0 // indirect
+	github.com/klauspost/compress v1.18.6 // indirect
+	github.com/klauspost/cpuid/v2 v2.3.0 // indirect
+	github.com/lithammer/shortuuid/v4 v4.2.0 // indirect
+	github.com/livekit/mageutil v0.0.0-20250511045019-0f1ff63f7731 // indirect
+	github.com/livekit/mediatransportutil v0.0.0-20260605212259-862d4a7bcb1e // indirect
+	github.com/livekit/psrpc v0.7.2 // indirect
+	github.com/magefile/mage v1.17.2 // indirect
+	github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
+	github.com/nats-io/nats.go v1.52.0 // indirect
+	github.com/nats-io/nkeys v0.4.16 // indirect
+	github.com/nats-io/nuid v1.0.1 // indirect
+	github.com/pion/datachannel v1.6.0 // indirect
+	github.com/pion/dtls/v3 v3.1.4 // indirect
+	github.com/pion/ice/v4 v4.2.7 // indirect
+	github.com/pion/interceptor v0.1.45 // indirect
+	github.com/pion/logging v0.2.4 // indirect
+	github.com/pion/mdns/v2 v2.1.0 // indirect
+	github.com/pion/randutil v0.1.0 // indirect
+	github.com/pion/rtcp v1.2.16 // indirect
+	github.com/pion/rtp v1.10.2 // indirect
+	github.com/pion/sctp v1.10.0 // indirect
+	github.com/pion/sdp/v3 v3.0.19 // indirect
+	github.com/pion/srtp/v3 v3.0.11 // indirect
+	github.com/pion/stun/v3 v3.1.5 // indirect
+	github.com/pion/transport/v4 v4.0.2 // indirect
+	github.com/pion/turn/v5 v5.0.9 // indirect
+	github.com/pion/webrtc/v4 v4.2.15 // indirect
+	github.com/prometheus/client_golang v1.23.2 // indirect
+	github.com/prometheus/client_model v0.6.2 // indirect
+	github.com/prometheus/common v0.68.1 // indirect
+	github.com/prometheus/procfs v0.20.1 // indirect
+	github.com/puzpuzpuz/xsync/v4 v4.5.0 // indirect
+	github.com/redis/go-redis/v9 v9.20.0 // indirect
+	github.com/wlynxg/anet v0.0.5 // indirect
+	github.com/zeebo/xxh3 v1.1.0 // indirect
+	go.opentelemetry.io/otel v1.44.0 // indirect
+	go.uber.org/atomic v1.11.0 // indirect
+	go.uber.org/multierr v1.11.0 // indirect
+	go.uber.org/zap v1.28.0 // indirect
+	go.uber.org/zap/exp v0.3.0 // indirect
+	go.yaml.in/yaml/v3 v3.0.4 // indirect
+	golang.org/x/exp v0.0.0-20260603202125-055de637280b // indirect
+	golang.org/x/net v0.55.0 // indirect
+	golang.org/x/sync v0.20.0 // indirect
+	golang.org/x/sys v0.45.0 // indirect
+	golang.org/x/text v0.37.0 // indirect
+	golang.org/x/time v0.15.0 // indirect
+	google.golang.org/genproto/googleapis/api v0.0.0-20260526163538-3dc84a4a5aaa // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20260526163538-3dc84a4a5aaa // indirect
+	google.golang.org/grpc v1.81.1 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
 )