CD/CD consolidation

devops/docker/healthcheck.sh

@@ -0,0 +1,24 @@
+#!/bin/sh
+set -eu
+HOST="${HEALTH_HOST:-127.0.0.1}"
+PORT="${HEALTH_PORT:-8080}"
+LIVENESS_PATH="${LIVENESS_PATH:-/health/liveness}"
+READINESS_PATH="${READINESS_PATH:-/health/readiness}"
+USER_AGENT="stellaops-healthcheck"
+
+fetch() {
+  target_path="$1"
+  # BusyBox wget is available in Alpine; curl not assumed.
+  wget -qO- "http://${HOST}:${PORT}${target_path}" \
+    --header="User-Agent: ${USER_AGENT}" \
+    --timeout="${HEALTH_TIMEOUT:-4}" >/dev/null
+}
+
+fail=0
+if ! fetch "$LIVENESS_PATH"; then
+  fail=1
+fi
+if ! fetch "$READINESS_PATH"; then
+  fail=1
+fi
+exit "$fail"