Keep-going: tree shares, health flags, CI, compose, timestamp Zapier action

Directory-tree encrypted share mock; /health reports mockVerae/nats;
middleware OpenAPI extended; zappier receipt by jobId; activate Create
Timestamp (local mock or hosted); GitHub Actions test:offline; compose
builds zappier image; seed-demo.mjs.

No Zapier login or live Verae required.

packages/zappier/Dockerfile

@@ -0,0 +1,12 @@
+FROM node:20-bookworm-slim
+WORKDIR /app
+COPY package.json package-lock.json ./
+RUN npm ci
+COPY tsconfig.json ./
+COPY src ./src
+COPY admin ./admin
+COPY portal ./portal
+COPY openapi.yaml ./
+ENV PORT=3000
+EXPOSE 3000
+CMD ["npx", "ts-node", "src/index.ts"]