ci: canonical pair — hanzo.yml + forge caller

github.com has no runner for hanzo-build-linux-amd64, so a caller under
.github/workflows is a gate that can never be scheduled. This is the ~7-line
caller on the plane that can (git.hanzo.ai git-runner fleet), pinned @v1.

Co-authored-by: Hanzo Dev <[email protected]>

.hanzo/workflows/cicd.yml

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+# Canonical caller — every knob lives in /hanzo.yml, none here.
+# Runs on the git-runner fleet at git.hanzo.ai, the only pool serving these
+# labels. github.com resolves only .github/workflows and has no runner for
+# them, so a caller placed there is a gate that cannot be scheduled.
+name: CI/CD
+on:
+  push:
+    branches: [main]
+    tags: ['v*']
+  pull_request:
+  workflow_dispatch:
+jobs:
+  cicd:
+    uses: hanzoai/ci/.hanzo/workflows/build.yml@v1
+    secrets: inherit

hanzo.yml

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+# Canonical CI/CD config for hanzoai/tailwindcss — read by hanzoai/ci (via
+# .hanzo/workflows/cicd.yml) and by platform.hanzo.ai.
+#
+# Two languages, so two gates — the repo is a Rust scanner (crates/oxide and
+# its napi binding) plus a TypeScript engine, and either can break without the
+# other noticing.
+test:
+  - name: cargo-check
+    run: cargo check --workspace
+  - name: engine-build
+    # Filtered install: the core engine and its workspace deps, not the next/
+    # vite/nuxt playgrounds, which are demos and would triple the install for
+    # nothing. tsup-node bundles every entry, so a broken import or syntax
+    # error in packages/tailwindcss fails here.
+    run: pnpm install --frozen-lockfile --filter tailwindcss && pnpm run --filter tailwindcss build