feat(integrations): add Zapier integration for Mem0

Zapier Platform CLI app (zapier-mem0) with Add Memory / Delete Memory
creates and Search Memories / Get Memories searches against the Mem0 v3
API. Custom API-key auth (Authorization: Token), base-URL + auth
injected via beforeRequest middleware, non-2xx surfaced as errors.

Add Memory polls GET /v1/event/{id}/ for async extraction. Includes an
E2E test suite via createAppTester.

integrations/zapier-mem0/package.json

@@ -0,0 +1,26 @@
+{
+  "name": "zapier-mem0",
+  "version": "0.1.0",
+  "description": "Zapier integration for Mem0 — the memory layer for AI agents.",
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/mem0ai/mem0",
+    "directory": "integrations/zapier-mem0"
+  },
+  "license": "MIT",
+  "main": "index.js",
+  "scripts": {
+    "test": "jest --testTimeout 120000"
+  },
+  "engines": {
+    "node": ">=18",
+    "npm": ">=5.6.0"
+  },
+  "dependencies": {
+    "zapier-platform-core": "19.0.0"
+  },
+  "devDependencies": {
+    "jest": "^29.7.0"
+  },
+  "private": true
+}