#!/usr/bin/env bash
# Build the Hermes Agent image locally, mirroring what the `images` workflow does.
#
# Hermes ships its own Dockerfile, so there is no vendored Containerfile here — we
# build straight from the upstream git context at a release tag. Override the ref
# with HERMES_REF (e.g. v0.2.0); empty resolves the latest upstream release.
set -euo pipefail

REGISTRY="${REGISTRY:-git.lair.cafe}"
IMAGE_NAME="${REGISTRY}/lair/hermes"
HERMES_REF="${HERMES_REF:-}"

if [ -z "${HERMES_REF}" ]; then
  HERMES_REF=$(curl -fsS 'https://api.github.com/repos/NousResearch/hermes-agent/releases/latest' | jq -r '.tag_name // empty')
  [ -n "${HERMES_REF}" ] || HERMES_REF=$(curl -fsS 'https://api.github.com/repos/NousResearch/hermes-agent/tags' | jq -r '.[0].name // empty')
fi
[ -n "${HERMES_REF}" ] || { echo "could not resolve an upstream hermes ref"; exit 1; }
VERSION="${HERMES_REF#v}"

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
BASE="localhost/hermes-upstream:${VERSION}"

echo "[1/2] building upstream ${BASE} from NousResearch/hermes-agent#${HERMES_REF}"
podman build --pull=newer -t "${BASE}" \
  "https://github.com/NousResearch/hermes-agent.git#${HERMES_REF}"

echo "[2/2] building derived (writable /opt/hermes) -> ${IMAGE_NAME}:${VERSION}"
podman build --build-arg BASE="${BASE}" \
  -t "${IMAGE_NAME}:${VERSION}" \
  -t "${IMAGE_NAME}:latest" \
  "${SCRIPT_DIR}"

echo "built ${IMAGE_NAME}:${VERSION} and :latest"
echo "push with: podman push ${IMAGE_NAME}:${VERSION} && podman push ${IMAGE_NAME}:latest"