ci: add manual pi-ai provider e2e

.github/workflows/pi-ai-provider-e2e.yml

@@ -0,0 +1,77 @@
+name: E2E (pi-ai OpenAI and Anthropic)
+
+# This suite spends tokens against two external providers and is intentionally
+# opt-in. It has no push, pull_request, schedule, or workflow_call trigger.
+on:
+  workflow_dispatch:
+    inputs:
+      openai_model:
+        description: OpenAI model from pi-ai's installed catalog
+        required: true
+        default: gpt-5.5
+        type: string
+      anthropic_model:
+        description: Anthropic model from pi-ai's installed catalog
+        required: true
+        default: claude-opus-4-8
+        type: string
+
+permissions:
+  contents: read
+
+jobs:
+  e2e:
+    runs-on: ubuntu-latest
+    name: OpenAI Responses + Anthropic Messages
+    timeout-minutes: 20
+    steps:
+      - uses: actions/checkout@v6
+
+      - uses: actions/setup-node@v6
+        with:
+          node-version: 24
+
+      - name: Enable corepack (pnpm)
+        run: corepack enable
+
+      - name: Resolve pnpm store path
+        id: pnpm-store
+        run: echo "path=$(pnpm store path --silent)" >> "$GITHUB_OUTPUT"
+
+      - uses: actions/cache@v4
+        with:
+          path: ${{ steps.pnpm-store.outputs.path }}
+          key: ${{ runner.os }}-node-24-pnpm-${{ hashFiles('pnpm-lock.yaml') }}
+          restore-keys: |
+            ${{ runner.os }}-node-24-pnpm-
+
+      - name: Install (immutable)
+        run: pnpm install --frozen-lockfile
+
+      # The tests self-skip locally when a credential is absent. A manually
+      # dispatched CI run must fail instead of reporting an all-skipped green.
+      - name: Preflight (require provider API keys)
+        env:
+          OPENAI_API_KEY: ${{ secrets.OPENAI_API_KEY_EXTERNAL }}
+          ANTHROPIC_API_KEY: ${{ secrets.ANTHROPIC_API_KEY_EXTERNAL }}
+        run: |
+          set -euo pipefail
+          missing=0
+          for name in OPENAI_API_KEY ANTHROPIC_API_KEY; do
+            if [ -z "${!name:-}" ]; then
+              echo "::error::${name} is empty. Configure the corresponding *_EXTERNAL repository secret."
+              missing=1
+            fi
+          done
+          exit "$missing"
+
+      - name: E2E tests (real OpenAI and Anthropic APIs)
+        env:
+          OPENAI_API_KEY: ${{ secrets.OPENAI_API_KEY_EXTERNAL }}
+          ANTHROPIC_API_KEY: ${{ secrets.ANTHROPIC_API_KEY_EXTERNAL }}
+          DSH_PI_AI_OPENAI_MODEL: ${{ inputs.openai_model }}
+          DSH_PI_AI_ANTHROPIC_MODEL: ${{ inputs.anthropic_model }}
+          DSH_E2E_MAX_WORKERS: 2
+        run: >-
+          pnpm exec vitest run --config vitest.e2e.config.ts
+          packages/llm/llm-pi-ai/tests/provider-apis.e2e.ts