Wire zappier-edge into the live stack and add billing department APIs

Fleet now spawns the real zappier and middleware processes. Metered
timestamp/receipt/hash calls proxy to middleware when ZAPPIER_UPSTREAM
is set. CS credits, sales per-customer pricing, and QuickBooks export
are separate repos plugged into zappier-edge admin.

packages/verae-ops/docker-compose.yml

@@ -53,6 +53,48 @@ services:
     ports:
       - "3000:3000"
 
+  customer-service:
+    <<: *node
+    image: node:22-alpine
+    working_dir: /app
+    volumes:
+      - ${MONOREPO:-..}/packages/zappier-customer-service:/app
+    command: ["node", "src/server.js"]
+    environment:
+      PORT: "3011"
+      ZAPPIER_ADMIN_URL: http://zappier-edge:3000
+    ports:
+      - "3011:3011"
+    depends_on: [zappier-edge]
+
+  sales-pricing:
+    <<: *node
+    image: node:22-alpine
+    working_dir: /app
+    volumes:
+      - ${MONOREPO:-..}/packages/zappier-sales-pricing:/app
+    command: ["node", "src/server.js"]
+    environment:
+      PORT: "3012"
+      ZAPPIER_ADMIN_URL: http://zappier-edge:3000
+    ports:
+      - "3012:3012"
+    depends_on: [zappier-edge]
+
+  accounting-export:
+    <<: *node
+    image: node:22-alpine
+    working_dir: /app
+    volumes:
+      - ${MONOREPO:-..}/packages/zappier-accounting-export:/app
+    command: ["node", "src/server.js"]
+    environment:
+      PORT: "3013"
+      ZAPPIER_ADMIN_URL: http://zappier-edge:3000
+    ports:
+      - "3013:3013"
+    depends_on: [zappier-edge]
+
   middleware:
     <<: *node
     build: