feat: add gmail-hook monorepo with watcher, api, and web

Ship the receipt pipeline (Livin/Grab/BRI), PocketBase spendings, PM2 ecosystem, and a proper .gitignore that excludes secrets, SQLite data, and media dumps.

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

package.json

@@ -0,0 +1,26 @@
+{
+  "name": "gmail-summarizer",
+  "private": true,
+  "workspaces": [
+    "apps/*"
+  ],
+  "scripts": {
+    "dev": "concurrently -k -n api,web -c cyan,magenta \"npm run dev -w api\" \"npm run dev -w web\"",
+    "dev:api": "npm run dev -w api",
+    "dev:web": "npm run dev -w web",
+    "dev:watcher": "npm run dev -w watcher",
+    "test": "npm run test -w watcher",
+    "test:watcher": "npm run test -w watcher",
+    "process-messages": "npm run process-messages -w watcher --",
+    "list-messages": "npm run list-messages -w watcher --",
+    "build": "npm run build -w web",
+    "start": "npm run start -w api",
+    "start:watcher": "npm run start -w watcher"
+  },
+  "engines": {
+    "node": ">=20"
+  },
+  "devDependencies": {
+    "concurrently": "^9.2.1"
+  }
+}