Implement standalone control server

packages/streamwall-control-server/src/storage.ts

@@ -0,0 +1,31 @@
+import type { Low } from 'lowdb'
+import { JSONFilePreset } from 'lowdb/node'
+import process from 'node:process'
+import type { AuthToken } from './auth.ts'
+
+export interface StoredData {
+  auth: {
+    salt: string | null
+    tokens: AuthToken[]
+  }
+  streamwallToken: null | {
+    tokenId: string
+    secret: string
+  }
+}
+
+const defaultData: StoredData = {
+  auth: {
+    salt: null,
+    tokens: [],
+  },
+  streamwallToken: null,
+}
+
+export type StorageDB = Low<StoredData>
+
+export async function loadStorage() {
+  const dbPath = process.env.DB_PATH || 'storage.json'
+  const db = await JSONFilePreset<StoredData>(dbPath, defaultData)
+  return db
+}