feat(realtime): WebRTC support (#8790)

* feat(realtime): WebRTC support

Signed-off-by: Richard Palethorpe <io@richiejp.com>

* fix(tracing): Show full LLM opts and deltas

Signed-off-by: Richard Palethorpe <io@richiejp.com>

---------

Signed-off-by: Richard Palethorpe <io@richiejp.com>

.github/workflows/backend.yml

@@ -2014,6 +2014,20 @@ jobs:
             dockerfile: "./backend/Dockerfile.golang"
             context: "./"
             ubuntu-version: '2404'
+          #opus
+          - build-type: ''
+            cuda-major-version: ""
+            cuda-minor-version: ""
+            platforms: 'linux/amd64,linux/arm64'
+            tag-latest: 'auto'
+            tag-suffix: '-cpu-opus'
+            runs-on: 'ubuntu-latest'
+            base-image: "ubuntu:24.04"
+            skip-drivers: 'false'
+            backend: "opus"
+            dockerfile: "./backend/Dockerfile.golang"
+            context: "./"
+            ubuntu-version: '2404'
           #silero-vad
           - build-type: ''
             cuda-major-version: ""
@@ -2347,6 +2361,10 @@ jobs:
             tag-suffix: "-metal-darwin-arm64-piper"
             build-type: "metal"
             lang: "go"
+          - backend: "opus"
+            tag-suffix: "-metal-darwin-arm64-opus"
+            build-type: "metal"
+            lang: "go"
           - backend: "silero-vad"
             tag-suffix: "-metal-darwin-arm64-silero-vad"
             build-type: "metal"

.github/workflows/test.yml

@@ -93,7 +93,7 @@ jobs:
       - name: Dependencies
         run: |
           sudo apt-get update
-          sudo apt-get install curl ffmpeg
+          sudo apt-get install curl ffmpeg libopus-dev
       - name: Setup Node.js
         uses: actions/setup-node@v6
         with:
@@ -195,7 +195,7 @@ jobs:
         run: go version
       - name: Dependencies
         run: |
-          brew install protobuf grpc make protoc-gen-go protoc-gen-go-grpc libomp llvm
+          brew install protobuf grpc make protoc-gen-go protoc-gen-go-grpc libomp llvm opus
           pip install --user --no-cache-dir grpcio-tools grpcio
       - name: Setup Node.js
         uses: actions/setup-node@v6

.github/workflows/tests-e2e.yml

@@ -43,7 +43,7 @@ jobs:
       - name: Dependencies
         run: |
           sudo apt-get update
-          sudo apt-get install -y build-essential
+          sudo apt-get install -y build-essential libopus-dev
       - name: Setup Node.js
         uses: actions/setup-node@v6
         with: