Move activitypub automated test to run under a container

test/automated/activitypub/entrypoint.sh

@@ -0,0 +1,20 @@
+#!/bin/bash
+set -e
+
+# Generate mkcert certificates for the test domains.
+# These are placed in a container-local path so they don't leak into the
+# mounted source tree.
+export CERT_DIR="/tmp/test-certs"
+mkdir -p "${CERT_DIR}"
+mkcert -cert-file "${CERT_DIR}/cert.pem" \
+       -key-file "${CERT_DIR}/key.pem" \
+       owncast.local snac.local localhost 127.0.0.1
+
+# Change CWD away from the mounted repo root so Owncast doesn't pick up the
+# host's (possibly wrong-architecture) ffmpeg binary via ./ffmpeg detection.
+# Stay inside the git repo so `git rev-parse --show-toplevel` still works.
+cd /owncast/test/automated/activitypub
+
+# Run the specified test script (default: test-federation.sh)
+TEST_SCRIPT="${1:-test-federation.sh}"
+exec "/owncast/test/automated/activitypub/${TEST_SCRIPT}"