chore: scaffold project skeleton (pyproject, Docker, systemd, README)

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

docker-compose.yml

@@ -0,0 +1,21 @@
+services:
+  nats:
+    image: nats:2.10-alpine
+    command: ["-js", "-m", "8222"]
+    ports:
+      - "4222:4222"
+      - "8222:8222"
+    restart: unless-stopped
+
+  analyzer:
+    build: .
+    depends_on:
+      - nats
+    environment:
+      NATS_URL: nats://nats:4222
+      MCAP_DIR: /data/mcap
+      POLL_INTERVAL_S: 30
+      LOG_LEVEL: INFO
+    volumes:
+      - ./data/mcap:/data/mcap
+    restart: unless-stopped