Sakurasan 963da99fd6 ci: add multi-arch dev image build script ...

- deploy/docker/build-dev.sh + make image-dev: linux/amd64+arm64 build & push,
  dev/dev-<sha>/dev-<date> tags, registry inline cache, auto create buildx builder
- PUSH=0 falls back to host-arch build with --load for local verification
- verified end-to-end (PUSH=0): container frontend build, CGO-free cross compile,
  upx pack 31.7MB->11.8MB, image smoke test 200

2026-08-30 02:11:11 +08:00

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docker

ci: add multi-arch dev image build script

2026-08-30 02:11:11 +08:00