feat(bot): add secure reminder job runtime

packages/adapters-db/src/index.ts

@@ -1 +1,2 @@
 export { createDbFinanceRepository } from './finance-repository'
+export { createDbReminderDispatchRepository } from './reminder-dispatch-repository'

packages/adapters-db/src/reminder-dispatch-repository.ts

@@ -0,0 +1,46 @@
+import { createDbClient, schema } from '@household/db'
+import type { ReminderDispatchRepository } from '@household/ports'
+
+export function createDbReminderDispatchRepository(databaseUrl: string): {
+  repository: ReminderDispatchRepository
+  close: () => Promise<void>
+} {
+  const { db, queryClient } = createDbClient(databaseUrl, {
+    max: 3,
+    prepare: false
+  })
+
+  const repository: ReminderDispatchRepository = {
+    async claimReminderDispatch(input) {
+      const dedupeKey = `${input.period}:${input.reminderType}`
+      const rows = await db
+        .insert(schema.processedBotMessages)
+        .values({
+          householdId: input.householdId,
+          source: 'scheduler-reminder',
+          sourceMessageKey: dedupeKey,
+          payloadHash: input.payloadHash
+        })
+        .onConflictDoNothing({
+          target: [
+            schema.processedBotMessages.householdId,
+            schema.processedBotMessages.source,
+            schema.processedBotMessages.sourceMessageKey
+          ]
+        })
+        .returning({ id: schema.processedBotMessages.id })
+
+      return {
+        dedupeKey,
+        claimed: rows.length > 0
+      }
+    }
+  }
+
+  return {
+    repository,
+    close: async () => {
+      await queryClient.end({ timeout: 5 })
+    }
+  }
+}