Dockerfile: caddy:latest is Alpine, needs apk not apt-get. Add python3
which dispatcher.sh requires for JSON filtering since Apr 6.
dispatcher.sh: BusyBox mktemp does not support suffixes after XXXXXX
template. Remove .txt suffix.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
- Create docker/edge/Dockerfile with bash, jq, curl, git, docker-cli
- Create docker/edge/dispatcher.sh as placeholder no-op loop
- Update edge service to build from ./docker/edge instead of caddy:alpine image
- Mount Docker socket into edge container for dispatcher access
- Mount dispatcher.sh as read-only volume
