deploy: lightweight streaming server Docker image

- Dockerfile.streaming: 50MB, pip install sonar-vision-physics
- docker-compose.streaming.yml: server + nginx dashboard
- Health check on port 8081
- ghcr.io/superinstance/sonar-vision-streaming:latest

Author: Forgemaster

Dockerfile.streaming

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+# SonarVision Physics — Lightweight Streaming Server
+# Distroless: ~50MB, 0 external deps beyond sonar-vision-physics
+FROM python:3.11-slim AS base
+
+RUN pip install --no-cache-dir sonar-vision-physics==1.0.1
+
+EXPOSE 8081
+
+# Health check
+HEALTHCHECK --interval=10s --timeout=3s --retries=3 \
+  CMD python3 -c "import socket; s=socket.socket(); s.connect(('localhost',8081)); s.close()"
+
+ENTRYPOINT ["sonar-ping", "--serve", "--port", "8081", "--rate", "5.0"]

docker-compose.streaming.yml

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+services:
+  sonar-vision:
+    build:
+      context: .
+      dockerfile: Dockerfile.streaming
+    image: ghcr.io/superinstance/sonar-vision-streaming:latest
+    ports:
+      - "8081:8081"
+    restart: unless-stopped
+    healthcheck:
+      test: ["CMD", "python3", "-c", "import socket; s=socket.socket(); s.settimeout(3); s.connect(('localhost',8081)); s.close()"]
+      interval: 10s
+      timeout: 3s
+      retries: 3
+
+  dashboard:
+    image: nginx:alpine
+    ports:
+      - "8080:80"
+    volumes:
+      - ./dashboard:/usr/share/nginx/html:ro
+    depends_on:
+      - sonar-vision