feat: harden content workflows and staging smoke tests

proto/src/lib/mongodb.ts

@@ -1,4 +1,4 @@
-import { MongoClient, Db } from 'mongodb'
+import { MongoClient, Db, Collection, Document } from 'mongodb'
 
 if (!process.env.MONGODB_URI) {
   throw new Error('Please add MONGODB_URI to your environment variables')
@@ -37,9 +37,9 @@ export async function getDb(): Promise<Db> {
   return client.db(process.env.MONGODB_DB || 'mozdit')
 }
 
-export async function getCollection(collectionName: string) {
+export async function getCollection<T extends Document = Document>(collectionName: string): Promise<Collection<T>> {
   const db = await getDb()
-  return db.collection(collectionName)
+  return db.collection<T>(collectionName)
 }
 
 // Health check for MongoDB connection
@@ -52,4 +52,4 @@ export async function checkMongoConnection(): Promise<boolean> {
     console.error('MongoDB connection check failed:', error)
     return false
   }
-}
+}