refactor(ECR-004): Synastry 再拆、Scale 测、Membership 守卫、OpenAPI 与 CI

压合盘贴线文件；补选答单测与 nil 守卫；对齐关键 OpenAPI schemas；加 GitHub Actions 门禁。

Co-authored-by: Cursor <cursoragent@cursor.com>

.github/workflows/ci.yml

@@ -0,0 +1,58 @@
+name: ci
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+jobs:
+  h5:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
+        with:
+          node-version: '20'
+          cache: npm
+      - run: npm ci
+      - run: npm run build:h5
+      - run: npm run test:h5
+      - name: Install Playwright Chromium
+        working-directory: apps/user-h5
+        run: npx playwright install --with-deps chromium
+      - run: npm run test:e2e -w @yuxingu/user-h5
+        env:
+          CI: true
+
+  api:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-go@v5
+        with:
+          go-version: '1.22'
+      - name: Unit tests (no integration DB)
+        working-directory: apps/api
+        run: go test $(go list ./... | grep -v /internal/integration) -count=1
+
+  ess-docs:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: ESS artifact presence (ECR-004)
+        run: |
+          test -f docs/ECR/ECR-004-hygiene-followup.md
+          test -f docs/TASKS/TASK-20260805-ECR004.yaml
+          test -f docs/TEST_REPORT/ECR-004.md
+          test -f docs/STATE/ECR-004.md
+          echo "ESS docs gate OK"
+      - name: ess-validate when ESS_ROOT available
+        env:
+          ESS_ROOT: ${{ vars.ESS_ROOT }}
+        run: |
+          if [ -n "$ESS_ROOT" ] && [ -f "$ESS_ROOT/scripts/ess-validate.py" ]; then
+            python scripts/ess-validate.py --phase coding --ecr ECR-004 --task docs/TASKS/TASK-20260805-ECR004.yaml
+          else
+            echo "ESS_ROOT not configured in CI — skipped full ess-validate"
+          fi