Initial commit — StreamStack v1

Five-service streaming platform: auth, catalogue, streaming, ingest, thumbnailer.
Includes React frontend served by nginx, NATS JetStream event bus, aiobotocore
async S3, PyAV video metadata + thumbnail extraction, service-to-service JWT auth,
and a full unit + e2e test suite.

scripts/entrypoint.sh

@@ -0,0 +1,3 @@
+#!/bin/sh
+set -e
+exec "streamstack-${SERVICE:-streaming}" "$@"

scripts/init_minio.sh

@@ -0,0 +1,7 @@
+#!/bin/sh
+set -e
+mc alias set local "${S3_ENDPOINT_URL:-http://localhost:9000}" \
+    "${S3_ACCESS_KEY:-minioadmin}" "${S3_SECRET_KEY:-minioadmin}"
+mc mb --ignore-existing local/media
+mc mb --ignore-existing local/thumbnails
+echo "MinIO buckets ready."