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higgsfield-connector
Connect and operate Higgsfield (cinematic AI image + video generation) through the official Higgsfield CLI (`higgsfield`, npm `@higgsfield/cli`, https://higgsfield.ai/cli). Instructions-only — no MCP server, no plugin, no token pasted into any config. Phase 1 installs the CLI and runs `higgsfield auth login`: a browser device-login that prints a `higgsfield.ai/device?code=…` URL; Claude drives a Playwright browser to it, the user approves, and the token is saved to a local credentials file (`~/.config/higgsfield/credentials.json`, mode 0600) — never in `~/.claude.json`. Phase 2 generates images and videos via `higgsfield generate` (create/cost/wait/get/list), browses models (`model list/get`), uploads inputs (`upload`), trains face-faithful characters (`soul-id`), and runs Marketing Studio / product-photoshoot flows. Generation is credit-based and asynchronous. Use this skill when the user asks to set up Higgsfield, generate AI video or image ad creative, animate a product image into video, create cinematic s