Implementa o MVP do Adaptador de Planilhas no Elo Pro.

O módulo usa a identidade Supabase, isola cada workspace e registra storage, TTL, runner e biblioteca XLSX como decisões ainda abertas.

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

.github/workflows/ci.yml

@@ -0,0 +1,23 @@
+name: ci
+
+on:
+  push:
+  pull_request:
+
+jobs:
+  verify:
+    runs-on: ubuntu-latest
+    env:
+      ADAPTER_JOB_MODE: inline
+      SPREADSHEET_TEMP_TTL_SECONDS: "3600"
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 24
+          cache: npm
+      - run: npm ci
+      - run: npm run lint
+      - run: npm run typecheck
+      - run: npm test
+      - run: npm run build